Lab Results free essay sample

The environmental protection agency says that the maximum contaminant level for cadmium in drinking water is 0. 005 MGM/L. In soil it is said that the highest amount of cadmium that can be accepted in land is 85 MGM/keg. For Mercury the accepted toxic level in aquatic Systems in 1 BP b) Heavy metal pollution is a problem usually associated with areas of intensive industry. However, roadways and automobiles now are considered to be one of the largest sources of heavy metals.Zinc, copper, and lead are three of the most moon heavy metals released from road travel, accounting for at least 90 of the total metals in road runoff. Lead concentrations, however, consistently have been decreasing since leaded gasoline was discontinued. Smaller amounts of many other metals, such as nickel and cadmium, are also found in road runoff and exhaust. About half of the zinc and copper contribution to the environment from arbitration is from automobiles. We will write a custom essay sample on Lab Results or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page Brakes release copper, while tire wear releases zinc. Motor oil also tends to accumulate teals as it comes into contact with surrounding parts as the engine runs, so oil leaks become another pathway by which metals enter the environment. C) Yes, these heavy metals can fasciculate in organisms in our food chain, especially fish. This is because heavy metals are part of Earths crust; they can be worn away by the action of weather. When they are worn off of rock, they can collect in surface or groundwater.Humans can sometimes eat these fish, which isnt good because heavy metals such as lead, cadmium, cobalt, nickel, ND mercury can affect blood cells. The build-up of heavy metals can cause harm to the liver, kidneys, the circulatory system and the movement of nerve signals. Some of these metals can also contribute to the development of different types of cancers. D) As stated above, these heavy metals can cause harm to the liver, kidneys, circulatory system, and nerve signals, as well as the formation of blood cells. Again, they can also contribute to the development of different types of cancers. ) A portion of harmful chemical pollutants can be removed by a process known as premeditation, a process involving microorganisms or plants that help clean up the pollutants. Reacting contaminants with certain chemicals can also make them less harmful. Conclusion: Heavy metals are clearly very harmful to the wellbeing of an ecosystem, assuming they affect most organisms the same way they affected the vinegar eels. And because there arent very many ways to clean up the metals, we need to change our actions.

Anwar Sadat and his Contributions to Peace essays

Anwar Sadat and his Contributions to Peace essays On almost every continent of the world, certain issues threaten to- or already do- disrupt the fundamental right to peace which every person possesses. World leaders have the responsibility of protecting this right both within the boundaries of their state and outside of them. Few people have been as successful at promoting or achieving peace as former Egyptian president, the late Anwar al-Sadat. To be sure, hardly anyone in history made an impact on peaceful diplomacy that is as lasting as his; Sadats accomplishments are still affecting the ongoing struggle for peace between Israelis and Palestinians. Before one can understand the extent of Sadats efforts and their part in the current Middle East peace process, he must understand what exactly Sadat did during his legendary lifetime, and then later he can see how the lesson of Anwar al-Sadats legacy could be vital to the achievement of peace in other conflicts, such as the one between China and Taiwan. The honorable steps President Sadat took toward peace between Egypt and Israel are famous, but few realize just how momentous they are. When Anwar al-Sadat participated in the overthrow of King Faruk in 1952, no one guessed that the new government was just 25 years away from making one of the biggest diplomatic breakthroughs in history. Upon the death of his close friend Gamal Abdel Nasser in 1970, Sadat was elected to the presidency of Egypt. Seven years later, after a failed attempt to recapture the Sinai peninsula from Israeli troops occupying the region, Sadat made an unprecedented move among Arab nations; putting diplomacy ahead of further military action, Sadat traveled to Jerusalem and proposed that Egypt would become the first Arab country to recognize Israel on the condition that Israeli troops leave the Sinai peninsula. With the help of mediators, Sadat secured a peace treaty in two short years. Sadat showed courage in the face of what he rightfully s...

Italian Diacritical Accent Marks

Italian Diacritical Accent Marks Segni diacritici. Punti diacritici. Segnaccento (or segno daccento, or accento scritto). However you refer to them in Italian, accent marks (also referred to as diacritical marks) are added or attached to a letter to distinguish it from another of similar form, to give it a particular phonetic value, or to indicate stress. Note that in this discussion, the term accent does not refer to the pronunciation characteristic of a given region or geographical location (for example, a Neapolitan accent or Venetian accent) but rather to orthographic marks. The Big Four in Accent Marks In Italian ortografia (spelling) there are four accent marks: accento acuto (acute accent) [ ´] accento grave (grave accent) [] accento circonflesso (circumflex accent) [ˆ] dieresi (diaresis) [ ¨] In contemporary Italian, the acute and grave accents are the most commonly encountered. The circumflex accent is rare and the diaresis (also referred to as an umlaut) is usually only found in poetic or literary texts. Italian accent marks can be divided into three categories: mandatory, optional, and incorrect. Required accent marks are those that, if not used, constitute a spelling error; facultative accent marks are those a writer uses to avoid ambiguity of meaning or reading; wrong accent marks are those that are written without any purpose and, even in the best of cases, only serve to weigh down the text. When Accent Marks Are Needed In Italian, the accent mark is obligatory: With all words of two or more syllables that end with a vowel that is stressed: libert, perchà ©, finà ¬, abbandonà ², laggià ¹ (the word ventitrà © also requires an accent);With monosyllables ending in two vowels, of which the second has a truncated sound: chià ¹, cià ², dià ¨, gi, già ¹, pià ¨, pià ¹, puà ², sci. One exception to this rule are the words qui and qua;With the following monosyllables in order to distinguish them from other monosyllables of identical spelling, which have a different meaning when unaccented: - chà ©, in the sense of poichà ©, perchà ©, causal conjunction (Andiamo chà © si fa tardi) to distinguish it from the conjunction or pronoun che (Sapevo che eri malato, Can che abbaia non morde); - d, the present indicative of dare (Non mi d retta) to distinguish it from the preposition da, and from da’, the imperative form of dare (Viene da Roma, Da’ retta, non partire); - dà ¬, when meaning day (Lavora tutto il dà ¬) to distinguish it from the preposition di (È l’ora di alzarsi) and di’, the imperative form of dire (Di’ che ti piace); - à ¨, verb (â€Å"Non à ¨ vero†) to distinguish it from the conjunction e (Io e lui); - l, adverb of place (È andato l) to distinguish it from the article, pronoun, or musical note la (Dammi la penna, La vidi, Dare il la all’orchestra); - là ¬, adverb of place (Guarda là ¬ dentro) to distinguish it from the pronoun li (Li ho visti); - nà ©, conjunction (Nà © io nà © Mario) to distinguish it from the pronoun or adverb ne (Ne ho visti parecchi, Me ne vado subito, Ne vengo proprio ora); - sà ©, stressed personal pronoun (Lo prese con sà ©) to distinguish it from the unstressed pronoun se or the conjunction se (Se ne prese la met, Se lo sapesse); - sà ¬, adverb of afirmation or to express the sentiment cosà ¬ (Sà ¬, vengo, Sà ¬ bello e sà ¬ caro) to distinguish it from the pronoun si (Si à ¨ ucciso); - tà ¨, plant and drink (Piantagione di tà ¨, Una tazza di tà ¨Ã¢â‚¬ ) to distinguish it from te (closed sound) pronoun (Vengo con te). When Accents Are Optional The accent mark is optional: With a, that is, stressed on the third-to-last syllable, so as not to be confused with the identically spelled word that is pronounced with the accent on the penultimate syllable. For example, nà ¨ttare and nettare, cà ³mpito and compito, sà ºbito and subito, cpitano and capitano, bitino and abitino, ltero and altero, mbito and ambito, uguri and auguri, bcino and bacino, circà ¹ito and circuito, frà ºstino and frustino, intà ºito and intuito, malà ¨dico and maledico, mà ¨ndico and mendico, nà ²cciolo and nocciolo, rà ¨tina and retina, rà ºbino and rubino, sà ©guito and seguito, và ­ola and viola, vità ¹peri and vituperi.When it signals the vocal stress on words ending in -io, -à ­a, -à ­i, -à ­e, such as fruscà ­o, tarsà ­a, fruscà ­i, tarsà ­e, as well as lavorà ­o, leccornà ­a, gridà ­o, albagà ­a, godà ­o, brillà ­o, codardà ­a, and many other instances. A more important reason is when the term, with a different pronunciation, would change meaning, for example: balà ­a and balia, bacà ­o and bacio, gorgheggà ­o and gorgheggio, regà ­a and regia. Then there are those optional accents that might be referred to as phonic because they signal the correct pronunciation of the vowels e and o within a word; an open e or o has one meaning while a closed e or o has another: fà ³ro (hole, opening), fà ²ro (piazza, square); tà ©ma (fear, dread), tà ¨ma (theme, topic); mà ¨ta (ending, conclusion), mà ©ta (dung, excrement); cà ²lto (from the verb cogliere), cà ³lto (educated, learned, cultured); rà ²cca (fortress), rà ³cca, (spinning tool). But beware: these phonetic accents are beneficial only if the speaker understands the difference between the acute and grave accent; otherwise disregard the accent mark, since it is not mandatory. When Accents Are Wrong The accent mark is wrong: First and foremost, when it is incorrect: there should be no accent on the words qui and qua, according to the exception noted;and when it is completely useless. It is a mistake to write dieci anni f, accenting the verbal form fa, which would never be confused with the musical note fa; as it would be a mistake to write non lo sà ² or cosà ¬ non v accenting without reason so and va.

Architectural Design Essay Example | Topics and Well Written Essays - 2500 words

Architectural Design - Essay Example His designs, are Based on a predilection towards a polemical flow of opposition, interaction, and redefinition. The grid was the organizing principle of Eisenman's earlier work, a series of rectilinear box-like houses in which he investigated and articulated a variety of theoretical ideas, including the notion of deep structure, a proposition that there is a universal, underlying ordering device that is the natural and logical generator of a design. His theories on architecture pursue the emancipation and autonomy of the discipline and his work represents a continued attempt to liberate form from all meaning, a struggle that is at times difficult to understand. Eisenman focuses on liberating architectural form. The House II is a single family house with a flat roof and a having a form of a cube. House II of 10 numbered houses, designed for the family of Princeton professor Richard Falk, was constructed between 1960-1970 in Hardwick, Connecticut as the second house in a series of structures conceived on the basis of a square plan. For this house, Eisenman began to investigate a set of abstract formal propositions as a possible condition of an underlying structure and their initial transformations into a specific environment. Using all rectangular elements, a series of lines, planes, and volumes converge to create a complex spatial arrangement, resulting into a design proposal that exemplifies high amount of rectangularity. The term 'cardboard architecture' in relation to House II Around 1968, Peter Eisenman limited himself to a set of abstract formal propositions as a possible condition of an underlying structure and their initial transformation into a specific environment for the design of House II. The formal propositions are the line, the plane, and the volume. Whilst Eisenman uses a compositional diagonal, all the construction elements are rectangular. The house displays evocative, ambiguous and strongly formal language. Furthermore, the primarily orthogonal and rectangular language of the houses, suggest a welcome degree of complexity achieved through simple means. The house shows a simple geometry that extrudes the square to form a cube or rectangular box. The geometry of the house is made up of its stark horizontals and verticals and large expanses of glass. Every addition to the house after this will be inside this cube or box so that the form will always be the exterior skin of the house, decomposed or not. With the addition of an equal number of planes vertically and horizontally the house splits into sections. With the further addition of interior walls, varying in size, but with a distinct pattern and with the crossing of those planes with perpendicular planes to form a grid. Add a square grid of structural columns. Decompose the existing grid work and columns to form rooms with the addition of the interior walls, floors, and roofs. Punch out forms from exterior walls to make windows and punch out similar forms from interior and exterior walls to make doorways.This describes the simple design process followed by the designer which impart s the building a simple geometry which is made up of planes and lines converging at different points to form different geometries which essentially resemble the functions of a cardboard; not structurally but visibly. The works of these series of houses are hence

Product Designs & Development Dissertation Example | Topics and Well Written Essays - 1750 words

Product Designs & Development - Dissertation Example As the report declares each and every product in business is offered with an intention of making profits as it fulfills the consumer’s need. As such, a well conceived product is bound to sell more, have wider reach, increase market share, improve profit margins and possibly carve out new opportunities for the business. In other words product design is a crucial element in the production or manufacture, and by extension marketing of physical products. A product should be designed to meet specific needs of the society with other factors taken into due consideration. There is therefore a correlation between product development, social culture and business success. According to the essay findings China as a country has for long maintained its culture of Confucianism and Socialism even in the business environment. Confucianism demands submission to authority and near absolute obedience in every situation. This culture of course has its pros and cons when adopted in the business setup. While several independent surveys have been conducted concerning product development and people’s culture, none has been conducted to establish the relationship between the two. This study seeks to bridge this gap with focus on art and craft businesses in China. This study will be limited to art and craft businesses within the borders of China and will hence preclude any businesses engaging in art and craft or DIY products outside the country.

Comparing Virginia Woolfs Mrs. Dalloway and Emily Brontes Wuthering H

Comparing Virginia Woolf's Mrs. Dalloway and Emily Bronte's Wuthering Heights Virginia Woolf’s Mrs. Dalloway and Emily Bronte’s Wuthering Heights share similarities in many aspects, perhaps most plainly seen in the plots: just as Clarissa marries Richard rather than Peter Walsh in order to secure a comfortable life for herself, Catherine chooses Edgar Linton over Heathcliff in an attempt to wrest both herself and Heathcliff from the squalid lifestyle of Wuthering Heights. However, these two novels also overlap in thematic elements in that both are concerned with the opposing forces of civilization or order and chaos or madness. The recurring image of the house is an important symbol used to illustrate both authors’ order versus chaos themes. Though Woolf and Bronte use the house as a symbol in very different ways, the existing similarities create striking resonances between the two novels at certain critical scenes. In Mrs. Dalloway, Clarissa Dalloway undergoes an internal struggle between her love for society and life and a combined affinity for and fear of death. Her practical marriage to Richard serves its purpose of providing her with an involved social life of gatherings and parties that others may find frivolous but Clarissa sees as â€Å"an offering† to the life she loves so well. Throughout the novel she grapples with the prospect of growing old and approaching death, which after the joys of her life seems â€Å"unbelievable†¦ that it must end; and no one in the whole world would know how she had loved it all; how, every instant†¦Ã¢â‚¬  At the same time, she is drawn to the very idea of dying, a theme which is most obviously exposed through her reaction to the news of Septimus Smith’s suicide. However, this crucial scene r... ...ng the juxtaposition of order and chaos. The roles that the houses of both stories play in this theme bring to light interesting similarities between the characters and thematic elements as well as revealing differences. Both Woolf and Bronte use the open window as a symbol for the opportunity to see beyond the physical, the ordered, into something less controllable by civilization. However, Catherine seems to be trapped in an unnatural and dangerous cycle of passion and madness that only dissipates after Heathcliff’s death, whereas Clarissa continues with life in society despite her attraction to death and to Septimus. The resonances between the window scenes of these two novels, though simultaneously similar and disparate, shed light on the nature of Clarissa’s and Catherine’s characters as well as on the two authors’ use of the civilization versus wildness theme.

Discipline and Corporal Punishment

Corporal punishment by definition is the deliberate infliction of physical pain as a system of changing behaviour. Corporal punishment may consist of methods such as shaking, pinching, kicking, punching, slapping, hitting, painful body posture, or use of different objects such as sticks, belts and paddles (National Association of School Nurses, 2002, p. 1). In the past, corporal punishment was a technique of disciplining youth and children in the school setting.At present, several States in America have enacted legislation banning corporal punishment in schools. On the other hand corporal punishment has been an accepted mode of reprimand that several parents choose to integrate into their lives without giving a careful consideration. The mode of punishment can commence at any time but is generally initiated within the start of the child’s grade school (Mathews, 2006, p. 1). The physical inflictions can be tolerated all the way until the teenager grows old enough to leave or be independent.This type of correction is purely torture, which has been employed for centuries and is still a frightening and disturbing incidence in several families today. Dr. Murray Straus of the University of New Hampshire Family Research Laboratory revealed that corporal punishment: when regularly imposed to children it increases their antisocial behaviour such as bullying, cheating, stealing, lying, assaulting peers or sibling, and lack of repentance for erroneous doings (The Center for Effective Discipline, n.d. ); provides as a model for violent behaviour and for improper ways of dealing with disagreement among the punished children; erodes trust between a child and parent; and badly influences cognitive development of the child. Corporal punishment is not desirable for the reason that it increases the risk of child abuse and adults who were frequently hit during their childhood are likely to experience depression and other unconstructive mental health and social effects.This form of punishment can have a negative effect on the affected children as it relates to their physical and mental growth and health, as they are at a period of fragile mental capacity. Finally, corporal punishment is not desirable because children are entitled to security, care and good rearing from their parents and teachers. Adults should understand the significance of recognizing corrective discipline instead of outright imposition of corporal punishment in disciplining children.Because children’s ability to control their own behaviour is limited, corrective discipline is an important characteristic of adequate parenting for the reason that it generates the best preventive steps, which is reducing the occurrence of misconduct, and not eliminating it (Straus, Fauchier, 2007, p. 5). Corrective discipline incorporates positive in addition to disciplinary behaviours, and combinations of the two. Conclusion Corporal punishment has a strong possibility to influence the childâ⠂¬â„¢s self-image and contribute to violent and disruptive behaviours.However, the practice remains a commonly used method of discipline in most American families and is still legal in educational institutions in several States in America. The progress of social skills after the infliction of corporal punishment may be severely changed, leading to belligerent behaviours. The imposition of corporal punishment also advances the message that cruelty is an acceptable form of behaviour in the society. Clearly, corporal punishment is not desirable and effective in enforcing discipline among children.