|
SPF Uniform Khaki
SPF may refer to: Science and technology * Sun protection factor, of sunscreen * Specific-pathogen-free, laboratory animals known to be without pathogens * Superplastic forming, of sheet metal * Space Power Facility, a NASA test facility * S-phase-promoting factor, in biology * Formal spectrum of a ring, a construction in algebraic geometry * building insulation materials#Spray polyurethane foam (SPF), Spray polyurethane foam, a building insulation material * Spruce-pine-fir, mixed softwood timber * Spot 42 RNA, a small regulatory RNA found in some Gammaproteobacteria Computing * Sender Policy Framework, for email authentication * Shortest Path First, or Dijkstra's algorithm * IBM ISPF , Structured Programming Facility, later ISPF Organizations * , the oldest poetry society in France * , the Argentine Federal Penitentiary Service * (Conspiracy of Fire Nuclei), Greek terrorist organization Police * Scottish Police Federation * Singapore Police Force * Somali Police Force * Speci ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Sun Protection Factor
Sunscreen, also known as sunblock, sun lotion or sun cream, is a photoprotective topical product for the skin that helps protect against sunburn and prevent skin cancer. Sunscreens come as lotions, sprays, gels, foams (such as an expanded foam lotion or whipped lotion), sticks, powders and other topical products. Sunscreens are common supplements to clothing, particularly sunglasses, sunhats and special sun protective clothing, and other forms of photoprotection (such as umbrellas). Sunscreens may be classified according to the type of active ingredient(s) present in the formulation (inorganic compounds or organic molecules) as: * Mineral sunscreens (also referred to as physical), which use only inorganic compounds (zinc oxide and/or titanium dioxide) as active ingredients. These ingredients primarily work by absorbing UV rays but also through reflection and refraction. * Chemical sunscreens, which use organic molecules as active ingredients. These products are sometimes r ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
