1) " Sunblock" -- As it applies to Sunblock Lotion Sunscreen or sunblock is a lotion that is applied to reduce skin damage byblocking ultraviolet radiation from the sun. The best sunscreens block both UV-A and UV-B rays, both of which can cause sunburn. Most sunscreens work by containing either an organic chemical compounds that absorbs ultraviolet light (such as oxybenzone ) or an opaque materials that reflects light (such as zinc oxide ), or both. Most people apply sunscreen when participating in outdoor activities during the summer. However, some experts suggest wearingsunscreen on a daily basis to prevent cumulative damage, and to lower the risk of skin cancer. It is recommended that sunscreen be applied 30 minutes before exposure to the sun. Contents 1 History 2 Sun protection factor 3 Melanin 4 External links History The ancient Greeks used olive oil as a type of sunscreen. However, this was not very effective. Throughout the early twentieth century,H.A. Milton Blake, a South Australian chemist, as well as several other inventors attempted to create an effective sunscreen but failed. It was not until 1944 that the first effective sunscreen was invented. At that time World War II was in full swing and many soldiers were getting serioussunburn. A pharmacist called Benjamin Greene decided to createsomething that would save the soldiers from the sun’s harmful rays. In his wife’s oven he created a sticky, redsubstance which he called "red vet pet". Greene tested it on his own bald head. It didn’t work nearly as well as modern sunscreens, but it was a start.Greene then created a more user friendly sunscreen which he began selling to customers in and around Miami. He founded the Coppertone company and his sales boomed. The little protection his product offered had customersenthusiatic. People were no longer afraid of getting sunburn. In their eyes, the sun's harmful rays were conquered...
2) " Lotion" -- As it applies to Sunblock Lotion A lotion is a salve used when cleaning or freshening skin. There are many brands oflotion, some are manufactured all over the world. From emulsion of water, oil, and milk, a simple Lation can be produced. This article is a stub. You can help Wikipedia by expanding it ( http: en.wikipedia.org/w/index.php?title=Lotion&action=edit ). Lotien ...
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