Blast from the past: Suncreens – What does SPF mean? What exactly is sunscreen? Why shouldn’t we make our own?

WHAT DOES SPF MEAN? (Originally found here…)What is sun protection factor or SPF? How is it defined? SPF is defined as…the dose of UV radiation required to produce 1 minimal erythema dose (MED) on protected skin after the application of 2 mg/cm2 of produce divided by the UV radiation to produce 1 MED on unprotected skin.In…

You are not logged in. This content is for $1 Level, $5 Level, $3 Level, and $10 Level members only. Please login if you are a member.
Log InSubscribe
Do NOT follow this link or you will be banned from the site!