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.
When skin is exposed to ultraviolet (UV) light -- the type of light in sunlight -- several things happen. On the positive side, skin exposed to UV light makes vitamin D, an important nutrient. However, UV light also can cause an inflammatory reaction -- a sunburn.