... environmental protection, etc, for example: adipic acid, AH-salt, amino-acid ester, ammonium persulphate, ammonium phosphate, ammonia sulfate ... wool, cellulose wool, chocolate shiver, itaconic acid, citric acid, coal slurry, frozen concentrated coffee, coffee bean ... glacial acetic acid, salt cake, metal methyl cellulose, amido-cyclo-alkane sulfonic acid ester, smashed walnut, nylon slice, oxalic acid, ...