The main components are: ( 1 pressure) cylinder, also called working cylinder (7) 2  piston (4) connected to a piston rod (5) 3  floating piston, also called separating piston (2) 4  piston rod guide (6) 5  upper and lower attachment.
Vitamin B12 is a nutrient that helps keep the body's nerve and blood cells healthy and helps make DNA, the genetic material in all cells. Vitamin B12 also helps prevent a type of anemia called megaloblastic anemia that makes people tired and weak. Two steps are required for the body to absorb vitamin B12 from food.
Vitamin B12, also called cobalamin, is a nutrient you need for good health. Itâs one of eight B vitamins that help the body convert the food you eat into glucose, which gives you energy.Vitamin B12 has a number of additional functions.It is needed for: 1  production of elements of DNA.itamin B12, also called cobalamin, is a nutrient you need for good health. Itâs one of eight B vitamins that help the body convert the food you eat into glucose, which gives you energy. Vitamin B12 has a number of additional functions. It is needed for: