prov:value
| - While a number of materials may be used, such as ordinary compressible sponges, viscose, cellulose, collagen sponges, polyurethane, vinyl sponges, rubber sponges and other fluid absorbent materials, the material most suitable for utilization in a compact applicator is shown as a compressed, fluid-expansible, hydrophilic cellulose material having a memory capability when compressed to its quiescent
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