Assertion: sunscreen's spf | /r/CapableOf | mean for example
Facets:
Source sentences:
text: For example, "SPF 15" means that ​1⁄ 15 of the burning radiation reaches the skin through the recommended thickness of sunscreen.
text: For example, "SPF 15" means that ​1⁄ 15 of the burning radiation will reach the skin, assuming sunscreen is applied evenly at a thick dosage of 2 milligrams per square centimeter (mg/cm2).
text: So, for example, an SPF of 30 means your skin could take 30 times longer to burn than it would if it were left unprotected.