Evening Republican, Volume 22, Number 28, Rensselaer, Jasper County, 1 February 1919 — Breathing Cold Air. [ARTICLE]

Breathing Cold Air.

A person breathing cold air obtains as much .oxygen in six inhalations as he would in seven -taken in hot weather. This increase of oxygen is a matter of great consequence to sufferers from lung trouble and also to the person enjoying good health.