Assertion: memory foam | /r/HasProperty | pressure
Facets:
Source sentences:
text: The basic difference between the two types of mattresses is in their feel—while memory foam is more body-conforming and pressure relieving, spring mattresses are bouncier with more give.
text: That is why two memory foams with the same specs in terms of density (which is just the weight of the foam, specifically the weight of a cubic foot of the foam (a cube of foam that is a foot in each dimension) and its ILD/IFD (how much pressure is exerted to indent the foam a certain amount — the higher the number, the more pressure that was needed, so the stiffer the foam.