Chromium
Chromium Alloys
Picolinic Acids
Welding
Potassium Dichromate
Chromic acid (H2Cr2O7), dipotassium salt. A compound having bright orange-red crystals and used in dyeing, staining, tanning leather, as bleach, oxidizer, depolarizer for dry cells, etc. Medically it has been used externally as an astringent, antiseptic, and caustic. When taken internally, it is a corrosive poison.
Chromium Isotopes
Tanning
A process of preserving animal hides by chemical treatment (using vegetable tannins, metallic sulfates, and sulfurized phenol compounds, or syntans) to make them immune to bacterial attack, and subsequent treatments with fats and greases to make them pliable. (McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed)
Chromium Radioisotopes
Diphenylcarbazide
Spectrophotometry, Atomic
Metals, Heavy
Nickel
Water Pollutants, Chemical
Cobalt
Stainless Steel
Hazardous Waste
Soil Pollutants
Substances which pollute the soil. Use for soil pollutants in general or for which there is no specific heading.
Air Pollutants, Occupational
Metals
Trace Elements
Occupational Exposure
Optical Devices
Encyclopedias as Topic
Waxes
A plastic substance deposited by insects or obtained from plants. Waxes are esters of various fatty acids with higher, usually monohydric alcohols. The wax of pharmacy is principally yellow wax (beeswax), the material of which honeycomb is made. It consists chiefly of cerotic acid and myricin and is used in making ointments, cerates, etc. (Dorland, 27th ed)