%0 Journal Article %T The effect of pre-microwave irradiation on the floatation of polystyrene, polyethylene terephthalate, and polyvinylchloride using numerous traditional depressants %A Pakbar, Hakime %A Ostad Movahed, Saeed %A Jourabchi, Shahab %J Progress in Rubber, Plastics and Recycling Technology %@ 1477-7606 %D 2023