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Provides a starting point for finding reliable information on toxicology, hazardous chemicals, environmental health, and toxic releases. Includes a number of databases such as CHEMID PLUS, HAZARDOUS SUBSTANCES DATA BANK, DRUG INFORMATION PORTAL and HOUSEHOLD PRODUCTS DATABASE.
Videos demonstratingcell motility, apond life video gallery (including organisms such as hydra, protozoa, rotifera, nematodes, and crustaceans) and a chemical crystallization gallery (captures the crystallization, dissolution, sublimation, or melting of purified chemicals).