The tartrate of lead mixed with charcoal, and exposed to a red heat in close vessels; it takes fire when brought into contact ... If this powder be exposed to the atmosphere, the sulphuret attracts moisture from the air, and generates suflicient heat to kindle the carbonaceous matter contained in it. ... different from the phosphoric, as is shown by its forming a white precipitate with the nitrate of silver, instead of a yellow one. ... 0a#39; a#39; right-angled triangle is equal to the squire of the hypothenuse.
|Title||:||The Dictionary of the Arts, Sciences, and Manufactures, Etc|
|Author||:||George William FRANCIS|