Ethel Browning

Ethel Browning née Chadwick (1891–1969) was a British medical researcher who specialised in dietetics and toxicology. She wrote many papers and 12 books, including "Toxicity of Industrial Organic Solvents" which became the standard reference on the subject. She was appointed as an official inspector of factories from 1940 to 1958 and continued as a consultant into her seventies.