In some browsers, after entering your weight you may have to click outside the text entry box to make the calculation work. Elements for which there are no data will always give a value of zero for the weight. Hazards and Risks Elemental phosphorus is severely toxic, the white form more so than the red form. Phosphate esters are nerve poisons and should only be handled by a competent chemist. Inorganic phosphate are relatively harmless.
Phosphate pollution occurs as a result of leached fertilisers and from many detergents.
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