Assertion: sunscreen's blocker | /r/HasProperty | physical
Facets:
Source sentences:
text: This is why they are often referred to as physical blockers.
text: It’s great for acne-prone skin, and contains a physical blocker: zinc oxide,” she says.
text: Sunscreens have traditionally been divided into chemical absorbers and physical blockers on the basis of their mechanism of action.
text: Sunscreens containing physical blockers can be applied to small areas of exposed skin, such as the face or back of the hands.