About 136,000 results
Open links in new tab
  1. Uranium Processing Facility | Y-12 National Security Complex

    The National Nuclear Security Administration is constructing a modern Uranium Processing Facility (UPF) to support key missions of the Y-12 National Security Complex and ensure the …

  2. Universitat Pompeu Fabra (UPF)

    Come to the Open Days of UPF degrees Sign up, they start on January 31st! More information and registration

  3. 7 things to know about UPF, sun protection and clothing

    Jun 6, 2024 · UPF, or Ultraviolet Protection Factor, meanwhile, is a measurement of the amount of UV light that can reach your skin through a particular fabric. The number here represents …

  4. SPF vs. UPF: What's the Difference in Sun Protection?

    Aug 7, 2023 · Here’s what the Skin Cancer Foundation says: “Ultraviolet Protection Factor (UPF) indicates how much UV radiation (both UVB and UVA) a fabric allows to reach your skin.

  5. How to Choose Sun Protection UPF Clothing | REI Expert Advice

    Jul 17, 2025 · Clothing designed to offer sun protection can prevent cancer, skin damage and more. Learn what UPF ratings mean, what features UPF clothing should have and more.

  6. How UV Light Protection Clothing Works

    May 30, 2025 · What is UPF clothing? The term “UPF” stands for ultraviolet protection factor, says dermatologist Shilpi Khetarpal, MD. It gives you an idea of how much UV radiation a certain …

  7. What Is UPF Protection and Who Needs It? - U.S. Dermatology …

    Jun 2, 2025 · Learn what UPF protection is, how it differs from SPF, and who should wear sun-protective clothing to lower the risk of sunburn, aging, and skin cancer.

  8. What Do UPF Ratings Mean? A Complete Guide to Sun Protection

    Sep 17, 2024 · Discover how UPF ratings protect against UVA/UVB rays and why UPF clothing is an easy sun-safe choice. Learn tips for selecting the best UPF rating for you.

  9. 14 Best UPF Clothing, Expert and Editor-Approved | Shop TODAY

    May 30, 2025 · Looking for UPF clothing to wear this summer? Experts explain what sun-protective clothing is and recommend brands like Coolibar, Athleta, UV Skinz & L.L. Bean.

  10. What does UPF Mean? - Outdoor Research

    Mar 26, 2024 · “UPF is the textile rating system that rates the amount of ultraviolet radiation blocked by the fabric,” says Sr. Product Manager Kylene Wolfe. UPF stands for Ultraviolet …