Author : University of Maryland
Publisher : Forgotten Books
Page : 44 pages
File Size : 36,40 MB
Release : 2016-12-27
Category : Reference
ISBN : 9781334792731
Excerpt from The Hospital Bulletin of the University of Maryland, Vol. 9: Baltimore Medical College News; August 15, 1913 The most potent way of polluting the air is by spitting and through the droplets that are constantly thrown from the mouth while talking, sneezing and coughing. To illustrate this, talk before a mirror and notice the innumerable drop lets which accumulate. When closer than four feet these droplets are constantly interchanged and inhaled by those who stand this near. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.