Chemical sunscreen ingredients also mainly work by absorbing the UV rays. These products are sometimes referred to as petrochemical sunscreens since the active organic molecules are synthesized starting from building blocks typically derived from petroleum.
These ingredients primarily work by absorbing UV rays but also through reflection and refraction. Sunscreens might be classified according to the type of active ingredient(s) present in the formulation ( inorganic compounds or organic molecules) as:
Sunscreens are common supplements to clothing, particularly sunglasses, sunhats and special sun protective clothing, and other forms of photoprotection (such as umbrellas). Sunscreens come as lotions, sprays, gels, foams (such as an expanded foam lotion or whipped lotion ), sticks, powders and other topical products.
Sunscreen, also known as sunblock or sun cream, is a photoprotective topical product for the skin that helps protect against sunburn and most importantly prevent skin cancer.
