Feature More than 1,000,000 in U.S. Are Exposed to Silicosis By Science News Magazine Issue: Vol. 29 No. #773, February 1, 1936 Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print Having trouble viewing this? Open in a new window