Basically, the kind of cells (open or closed) either allow or reduce the passage of liquids or gases. But isn’t the nitrogen that’s Employed in shut-cell sponge rubber a sort of gas? And aren’t gases used in foam rubber? It’s time to have a further dive. Scientists have uncovered a https://foamrubbermanufacturer69371.eedblog.com/33905223/rumored-buzz-on-huamei-rubber-foam