Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example problems and a glossary. Grow your own crystals. Browse molecular structures. Find articles on chemistry. Find out how things work and get answers to common science questions.

This site provides chemistry, environmental and hazardous materials news, careers & resources including: in depth articles; a detailed periodic table of elements; chemical database; hazmat emergency response guides; hazmat placarding information; and much more.

Headquartered in New York, Dumond Chemicals, Inc, manufactures a full range of restoration, paint- and coating-removal products for industrial and commercial use as well as for the do-it-your self market segment: Peel Away, Safe N' Easy, other related products.

Greenpeace is the leading independent campaigning organization that uses peaceful direct action and creative communication to expose global environmental problems and to promote solutions that are essential to a green and peaceful future.

Zeon Chemicals is proud to be a trusted source for creative solutions, a partner in progress to our clients and a leading supplier of elastomers and specialty chemicals.

The Natural Resources Defense Council works to protect wildlife and wild places and to ensure a healthy environment for all life on earth.

Online version of US print magazine for the woman juggling family, career and her own needs