Regulation of iron absorption and transport. Iron for use in synthesis of heme, iron-sulfur centers and other non-heme iron proteins is obtained from the diet and via release of recycled iron from macrophages of the reticuloendothelial system that ingest old and damaged erythrocytes (red blood cells).
Four-stroke oil is more like the oil used in cars but both 2-stroke and 4-stroke oil serve the same purpose - to keep the engine lubricated. Four-stroke dirt bike oil comes in a variety of weights like 10w-40, 20w-50 and so on. It is not mixed with gas.
Please try again later. A simple and effective way to drain all the gas out of your motorcycle's gas tank on your own without the peril of disconnecting fuel lines. Any beginner can do this! I did it so I could add some engine cleaner to the bike's system, but you might need to do this to put your bike in storage.This is a safer alternative to a siphoning method, because you're not inhaling any harmful gasoline fumes. Only blowing to apply pressure.ny beginner can do this! I did it so I could add some engine cleaner to the bike's system, but you might need to do this to put your bike in storage. This is a safer alternative to a siphoning method, because you're not inhaling any harmful gasoline fumes. Only blowing to apply pressure.