1930

• Anesthesia is advanced with the increased use of Avertin, originally developed in Germany.
• Tincture of merthiolate gains widespread popularity for painting cuts and scratches after adding alcohol to sanitize the cut and vegetable dye to make it show on the skin.
• Spleen X rays are accomplished by injecting emulsions of iodized nutrient oils into the bloodstream.
• The Human Mind by Menninger Clinic psychiatrist Karl Menninger popularizes psychiatry as a source of help for the mentally ill.
• On January 28, Prohibition reaches its tenth anniversary as the Metropolitan Life Insurance Company reports that deaths from alcoholism are soaring.
• In February, scientists at the U.S. Public Health Service begin growing the rickettsia bacterium as a prelude to developing a typhus vaccine.
• On April 8, Congress creates the National Institutes of Health.
• In April, isolation of...