Evening Republican, Volume 21, Number 9, Rensselaer, Jasper County, 19 January 1918 — Popular Science. [ARTICLE]

Popular Science.

Compressed peat is being de- * veloped by a European inventor as a sound insulating material. No matter in what position it is attached, the seat of a new bath tub chair remains level. Six varieties of seaweed are used by the Japanese in the manufacture of vegetable isinglass. A patent has been granted a .Detroit woman for a screw hook that holds a plate above it and a cup below it at the same time. r A hand-operated emery wheel which can be clamped to any tree has been invented to sharpen the tools of men working in forests.