this post was submitted on 01 Jul 2025
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Today I Learned (TIL)

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You learn something new every day; what did you learn today? Submit interesting and specific facts about something that you just found out here.

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TIL that SPF 30 sunscreen blocks 97% of UVB rays, SPF50 & SPF100 only increases by 1% (www.mdanderson.org)
submitted 2 months ago by bot@lemmit.online to c/todayilearned@lemmit.online
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The original was posted on /r/todayilearned by /u/beachsidelife64 on 2025-06-30 16:33:38+00:00.

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