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.
This doesn't mean that taking vitamins or applying topical vitamin E will allow you to safely bake in the sun, but you can help your skin stay healthier and more supple by ensuring you get enough of this antioxidant vitamin [source: Bouchez].