Byproducts College Essays Samples For Students

The history of the Caribbean is one that is rich with the culture or influence of many European influences. The legacy of colonialism contributed to much of the economic issues facing the Caribbean countries today. In order to understand the impact of the colonial legacy, one must first understand that colonialism takes the resources from a particular country, and utilizes it to promote the country that is colonized. In addition, it represents the expansion of a nation's power over countries and the people within the boundaries of that country to aid in the economic control over their labor, resources, and markets. ...

Question 1

PCBs
Polychlorinated Biphenyls (PCBs) are chlorinated hydrocarbons with two phenyl rings. They are stable, resistant to fire and possess good insulating properties. Hence, they were used widely before their ban in 1979, in transformers, capacitors, hydraulic machine lubricants, and oil based paints, adhesives, sealants, insulating and caulking material as well as in light ballasts. (US Environmental Protection Agency [USEPA], 2013). EH&S as well as FS personnel would have to handle PCBs when they indulge in building demolition, renovation, decontamination activities or in case of emergencies such as fire and explosion. PCBs present in electrical and building materials pose a ...

According to scientific American, only two out of ten ears of corn are used as human food. The rest (8) are used as a source of ethanol and as animal feeds. They share the percentage of the remainder in half. In the past one year, five billion bushels have been used for human and animal consumption, while 5.5 billion other bushels were used for fuel. They continue by clarifying that the American farmers are now using little amount of corn on animal feed while the US bio fuel industry has increased its use of corn as a source of energy. This ...