with different types of foam systems for structural firefighting and some have deployed front-line. apparatus with class A foam systems as an added tool in their firefighting arsenals. TYPES OF FOAM DELIVERY SYSTEMS. Class A foams consist of a mixture of water, foam concentrate, and air.
Avoid in people with known allergy or sensitivity to products that contain vitamin E. Skin reactions, including inflammation or itching, have been reported with vitamin E applied to the skin.
1 Vitamin B3: Niacin, an essential part of coenzymes of body metabolism. 2  Deficiency causes inflammation of the skin, vagina, rectum and mouth, as well as mental slowing. 3  Vitamin B6: Pyridoxine, a cofactor for enzymes. 4  Deficiency leads to inflammation of the skin and mouth, nausea, vomiting, dizziness, weakness and anemia.he one exception was vitamin K which was assigned its K from Koagulation by the Danish researcher Henrik Dam. 1  Vitamin A: Retinol. 2  Carotene compounds responsible for transmitting light sensation in the retina of the eye.