Dental amalgam controversy of discarded mercury and dental amalgam a mere 0.56 percent". Mercury is an environmental contaminant and the WHO, OSHA, and NIOSH have established specific occupational exposure limits. Mercury imposes health risks upon the surrounding population. In economics, this pollution is considered an external cost not factored into the private costs of using mercury-based products. Environmental risks from amalgam can be mitigated by amalgam separators and the ISO has issued standards regarding the proper handling and disposal of amalgam waste. It should be noted, however, that mercury is a naturally occurring element that is present throughout the environment and the vast
ReAction! Chemistry in the Movies by the benevolent Dr. Jekyll on one hand and the evil Mr. Hyde on the other to describe how chemists and chemistry are portrayed in the movies. There are 10 chapters, the first five of which have dark chemical themes and the second five of which have bright chemical themes. The chapter titles are: According to several reviews, the book's strength is when it explores what might be the real chemicals that inspired the fictional compounds found in certain movies. ReAction! Chemistry in the Movies ReAction! Chemistry in the Movies (2009, ) is a nonfiction book about movies, chemistry, and