Evening Republican, Volume 21, Number 247, Rensselaer, Jasper County, 2 November 1917 — POPULAR SCIENCE [ARTICLE]

POPULAR SCIENCE

An Australian has invented an aluminum alloy which is said to be as hard as steel. A yeast which, when mixed with stock foods, increases their nutritive qualities, is manufactured by German breweries. In Sweden water power is employed to produce approximately one-half the total annual value of Swedish manufacture.