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TIL Sunscreen SPF is a very nonlinear metric.

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TIL Sunscreen SPF is a very nonlinear metric.
DawgSong Offline
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#1
04-24-2024, 02:59 PM
An SPF of 15 blocks 93% of incoming radiation, SPF 30 blocks 97%. SPF 50 blocks only 1% more than SPF 30, at 98%.
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81n95 Offline
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#2
04-24-2024, 03:13 PM
(04-24-2024, 02:59 PM)Replying to DawgSong An SPF of 15 blocks 93% of incoming radiation, SPF 30 blocks 97%. SPF 50 blocks only 1% more than SPF 30, at 98%.
[Image: tan-lines-v0-wxdtacbz0vmb1.jpg?width=108...b03051db07]
[Image: cvdmltg9fn751.jpg]
[Image: fpfdp9q70hba1.jpg][Image: ZBhvm.jpg]
[Image: tjm1y9wp9ge91.jpg]
[Image: 1ajcccyhcuxa1.jpg]
[Image: 08lesuypqjo21.jpg]
[Image: vrrd3hspxm381.jpg]

Good ole Tan Line Toosdey. Mercy!
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Coon Dawg Offline
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#3
04-24-2024, 09:00 PM
Nice work, DawgSong. DGW.
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