Assertion: sunscreen's spf | /r/HasProperty | downgraded to square root
Facets:
value: in consequence
type: OTHER
Source sentences:
text: Some studies have shown that people commonly apply only 1/4 to 1/2 of the amount recommended for achieving the rated sun protection factor (SPF), and in consequence the effective SPF should be downgraded to a square root or 4th root of the advertised value.