ScholAR Chemistry has organic and inorganic chemicals, chemistry demonstrations, and chemical storage, safety and training supplies to meet the needs of your classroom or lab.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia encyclopedia, Wikipedia encyclopedia, Hutchinson encyclopedia, examples from classic literature, pronunciations, word browser, glossary. Free access

Find environmental information about your community: learn how bad the pollution is, where the toxic chemicals come from, what the health risks are, and what actions you can take

Alan Wood’s home page, with links to pages on pesticide common names, Unicode, HTML 4 entities, Symbol font, character sets, and Olympus close-up photography equipment.

Occupational Safety and Health Administration - Home