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Titlebook: Riegel‘s Handbook of Industrial Chemistry; James A. Kent Book 1992Latest edition Van Nostrand Reinhold 1992 chemistry.industrial chemistry

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樓主: 和善
51#
發(fā)表于 2025-3-30 09:14:47 | 只看該作者
Managing an Emergency Preparedness Program,rehensive emergency preparedness program. Clearly, the first step in preparing for emergencies is to identify and mitigate the conditions that might cause them. This process starts early in the design phase of a chemical facility, and continues throughout its life. The objective is to . emergencies
52#
發(fā)表于 2025-3-30 13:29:11 | 只看該作者
53#
發(fā)表于 2025-3-30 16:35:34 | 只看該作者
Sugar and Other Sweeteners,lly from coal (or petroleum), air, and water. Both are available at such concentrations in some plants that sizable industries have resulted from growing those plants and extracting carbohydrates therefrom.
54#
發(fā)表于 2025-3-30 21:40:04 | 只看該作者
Fertilizers,s,” the challenge to increase crop production is a formidable one. The major means being employed to meet this challenge are: (1) increasing tilled acreage; (2) improvement of plant strains; (3) introduction of irrigation; (4) chemical and biological control of insects, plant diseases, and weeds; an
55#
發(fā)表于 2025-3-31 01:17:38 | 只看該作者
56#
發(fā)表于 2025-3-31 05:12:11 | 只看該作者
Sulfur and Sulfuric Acid,ions, in limestone/anhydrite formations associated with salt domes, or in volcanic rock.. A yellow solid at normal temperatures, sulfur becomes progressively lighter in color at lower temperatures and is almost white at the temperature of liquid air. It melts at 114 to 119°C (depending on crystallin
57#
發(fā)表于 2025-3-31 10:07:19 | 只看該作者
58#
發(fā)表于 2025-3-31 15:39:31 | 只看該作者
Natural Gas,n the raw state, as produced from the earth, natural gas consists principally of methane (CH.) and ethane (C.H.), with fractional amounts of propane (C.H.), butane (C.H.), and other hydrocarbons, pentane (C.H.) and heavier.
59#
發(fā)表于 2025-3-31 19:25:02 | 只看該作者
Coal Technology, as well as a source of electric power production and process heat generation. About one-third of the world’s coal reserves are present in the United States. The recoverable reserves of U.S. coal have been estimated to be 250 billion tons. Eastern U.S. coals are generally bituminous with a heating v
60#
發(fā)表于 2025-3-31 22:56:02 | 只看該作者
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