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Phosgene is the organic chemical compound with the formula COCl2. It is a toxic, colorless gas; in low concentrations, its musty odor resembles that of freshly cut hay or grass. It can be thought of as formaldehyde with the hydrogen atoms replaced by chlorine atoms. Phosgene is a valued and important industrial building block, especially for the production of precursors of polyurethanes and polycarbonate plastics. WebNov 27, 2013 · 5 Lessons to Learn from Vietnam About Perimeter Defense. The art of this type of social warfare evolved to a stagnation point during the Middle Ages and then … how check medicaid status
Phosgene - Wikipedia
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