cellulose_acetate has definitions from the field of chemistry
1
[ noun ] (chemistry) an ester of acetic acid; used in fibers and fabrics; photographic films and varnishes

Used in print

(Harry H. Hull, "The Normal Forces and Their Ther...)

A tape of cellulose_acetate is pulled between the blocks and the tape pulls the fluid or paste with it between the parallel faces of the blocks .

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