2 ms·

Would different SPF sunscreens have same half-life? I have not dig into it, but I would think there is a few mechanism or chemicals and those would have differe

by Ekaros 1y ago

Would different SPF sunscreens have same half-life? I have not dig into it, but I would think there is a few mechanism or chemicals and those would have different halflifes.

cyberax 1y ago
Certainly, but the same principle still applies. Higher SPF will provide more headroom for a given chemistry.