The boy's own book of indoor games and recreations : a popular encyclopædia for boys (1890)
Stables, Gordon, 1840-1910, Hutchison, George Andrew, 1841-1913 · Philadelphia : J.B. Lippincott · leaf 380
necessary strength of solution be arrivedat more quickly. Contact of air being necessary to effect the solution affordsthe reason for your dividing the original ammonia into halves. So your bundle of copper wire being placed in the half-full bottle as described,there let it remain and steep, but… … 376 ARTIFICIAL WOOD, take place. The ammonia solution, originally colourless as water, grows blueand bluer still, until so very blue that you cannot see through it. To thisblue solution the name of cupro-ammonia has been applied. It has theremarkable property of dissolving wood, as we shall…
Games · Amusements
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