Milk bottles since the 1930s have used pyroglaze or ACL (Applied Color Label) to identify the bottles. Before the 1930s, names were embossed on milk bottles using a slug plate.

When did milk bottles become plastic?

Glass milk bottles were replaced by cartons in 1989, then plastic bottles replaced cartons, before the milk delivery largely became a thing of the past.

Why dont we just use glass instead of plastic?

When manufacturers do have to start from scratch, the raw materials are readily available in the United States. Glass doesnt have the estrogen-mimicking chemical bisphenol A, which sets it apart from cans and plastic.

Is it better to store milk in glass or plastic?

As we see, storing milk in glass bottles is better than storing in plastic pouches or cardboard boxes. Among other benefits, glass bottles for milk are safer for health. Choosing glass bottles for milk will make that it lasts longer.