Covers chemical technology in the areas of agricultural chemicals; chemical engineering; coatings and inks; drugs, cosmetics, and biomaterials; ecology and industrial hygiene; food and animal nutrition; industrial organic and inorganic chemicals; and plastics and elastomers. The manufacture and distribution of chemicals is also covered in the following areas: computers, instrumentation, and control; information retrieval; patents and trademarks; purchasing, materials allocations, and supply; and research and operations management.