NOT KNOWN DETAILS ABOUT RUBBER FOAM VERSUS SPONGE RUBBER

The density of sponge rubber is a person-third that of foam rubber. This may be attributed to sponge rubber being composed of organically-derived materials, while foam rubber is made up of petroleum-derived resources.On the flip facet, sponge rubber, with its open up-cell structure, excels in purposes requiring high compressibility and air permeabi