Adding molybdenum (and chrome, I think) makes chromoly steel, very flexible and strong steel often used in the racing industry. The element chromium, itself another metal, is added to steel (which is iron with a bit of carbon) to make stainless steel alloys.   Also added: vanadium, manganese, molybdenum, nickel, wolfram, etc.   Chromium and nickel are added to the iron to make stainless steel. it will be process in heating room.
Vitamin B3 (niacin) is important for the body because it helps to: 1  Convert food into glucose, used to produce energy. 2  Produce macromolecules, including fatty acids and cholesterol. 3  Facilitate DNA repair and stress responses.
put simply niacin also known as vitamin b3 nicotinic acid or vitamin pp is one of the complex b vitamins used by your body it plays an important role in the digestive process where it turns the carbohydrate from your food into energy niacin also helps to keep your nervous system functioning healthily