Summary: be washed until it no longer gives off a phosphureous fume on the admission of the atmospheric air. ‘It© to bo then filtered : this solvent changes the copper © a chemical nature: it is to be distilled over ii 4 suitable retort to deprive it of all impurities, and taken care ot, instantaneously, to prevent it from absorbing the water, which so rapidly destroys the solvent power of the gas. The captureous particles being thus in the copperic state, I leakethe solution known as the copper VAT, which consists, rr t 1,200-1ayers of mutants ; the “gossip” that “water” £ states W@t he potato ; stout in ail quarters, then fill the bolland reudere i pe@i 4 esistence for six houri previously to sabjecing je response to a lively piro of fire nn the its barpatotent, reflected from the immense masses iy an eye.—Science Atray.