the wet placed in the box, B, through the hole, m, strike and carry down with them the lighter a “distributor.” This being rapidly rotated way. This method appears likely to be of and motion is given D by any suitable means. throws the grain off by its centrifugal force, the ones, as is generally… … How to Dye Green with Picric Acid. used, through which the liquid is passed suc- Dissolve the picric acid in water, add suffi- cessively. When the metallic oxyd, &c., is cient sulphuric acid to give the mixture a dissolved out of the ore, the residue is washed slightly acidulous taste, and then add…
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