The Science Year
From laboratory and from factory during 1929 issued many a new discovery, many a new convenience for mankind. An epitome:
Hematin, the red iron core which carries oxygen into the blood, synthesized.
Metallic content of milk determined.
Bread baked in 45 minutes by means of brown powder made from wheat grains.
Orthohydrogen and parahydrogen, two different kinds of hydrogen molecules having electrons revolving in different directions, discovered.
Pepsin, the enzyme which digests food, crystallized for the first time.
Hydrogenation of crude oils developed to give larger yields of gasoline.
Rubber obtained from...