Origin: or spin transport electronics. Spintronics. Spintronics, also known as magnetoelectronics, is an emerging technology exploiting both the intrinsic spin of the electron and its associated magnetic moment, in addition to its fundamental electronic charge, in solid-state devices.
Vitamin supplements are mostly a waste of money. Vitamin and mineral supplements used to live on one shelf in the pharmacy. Now there are whole emporia devoted to them. Vitamin and mineral supplements used to live on one shelf in the pharmacy. Now there are whole emporia devoted to them. Which tells you how Americans feel about the promise of finding health in a bottle.
Fat-soluble vitamins, like vitamins A and D, are generally more toxic because they're stored in your body's tissues. Water-soluble vitamins are not stored in your body, but some of them -- like vitamin C and some B vitamins -- can cause toxicity too.