There is also less plastic in milk bags than plastic jugs. Cartons also have plastic on both the inside and outside to make them waterproof. I think the cartons

There is also less plastic in milk bags than plastic jugs. Cartons also have plastic on both the inside and outside to make them waterproof. I think the cartons have less plastic than the bags but it is harder to recycle either the cardboard or the plastic because they are fused together.