Evening Republican, Volume 21, Number 42, Rensselaer, Jasper County, 20 February 1917 — Bits of Science. [ARTICLE]

Bits of Science.

Sixteen to eighteen a minute should be the regular number of Inspirations in a healthy adult. That there are airquakes, caused by the explosion of meteors in the atmosphere and entirely independent of by an eminent English astronomer. Milk has been found to be a better cutting lubrlcilnt than oil tn a Chicago gear factory that is manufactur-

ing blind nuts out of a soft machine steel.

A centrifugal pump directly connected with an electric motor that runs equally well either in or out of water {has, been invented by an Englishman, protect of store- windows from burglars, a Chicago inventorhaspatented a metal curtain which drops simultaneously with the ‘breaking of the glass.