meat type chickens were fed a commercial mixture of polychlorinated biphenyl ( pcb ) , aroclor 1254 , at 10 ppm for 14 days , then treated for 21 days to hasten the withdrawal of pcb with either mineral oil ( mo ) , petroleum jelly ( pj ) , propylene glycol ( pg ) , or colestipol ( co ) at 5 % of the diet , or at 10 % of the diet when restricted to 50 % of control intake ( 50 % fr ) .
C0026156
mineral oil
C0031262
petroleum jelly