What type of containers? "Rigid,non-refillable,high density polyethylene (HDPE,#2),55 gal smaller, that previously held ag pesticides."What type of containers? What type of containers? “Rigid, non Rigid, non -refillable, high density refillable, high density polyethylene (HDPE, #2),55 gal & smaller, polyethylene (HDPE, #2),55 gal & smaller, that previously held that previously held agpesticides. pesticides