Feces of the archaeological record is so direct an indicator. A process that preserves feces in a way that they may be analyzed later is called the Maillard reaction. This reaction creates a casing of sugar that preserves the feces from the elements. To extract and analyze the information contained within, researchers generally have to freeze the feces and grind it up into powder for analysis. Animal dung occasionally is used as a cement to make adobe mudbrick huts, or even in throwing sports such as cow pat throwing or camel dung throwing contests. Kopi Luwak (pronounced ), or civet coffee,
Global waste trade a movement to recognize all of the disastrous consequences of this global waste trade. Based on the Khian Sea waste disposal incident and similar events, the Basel Convention was written to resist what is known to developing countries as ‘toxic colonialism.’ It was open for signature in March 1989 and went into effect in May 1992. The U.S. has signed the treaty, but has yet to ratify it. Chemical waste is the excess and unusable waste from hazardous chemicals, mainly produced by large factories. It is extremely difficult and costly to dispose of. It poses many problems and health risks