I’m nasty, but useful in the lab. What molecule am I? In German Patent 182,287 (1905), inventor Max le Blanc of Leipzig described an electrolytic method for the continuous production for chromic acid ...

Journal of Occupational and Environmental Medicine is an indispensable guide to good health in the workplace for physicians, nurses, and researchers alike. In-depth, clinically oriented research ...

Deficiencies can occur when you don’t get enough B-12 from your diet or when your body can’t use it properly. Typically, vitamin B-12 deficiencies can be detected through the vitamin B-12 test.