[CarrotAndStick]

"I would think most bottles are polyethylene which is hydrogen, carbon, and oxygen - the same atoms that make up most of the human body and a molecule that is the same as body fat.

So is methanol made up of carbon, hydrogen and oxygen. But it is deadly to the human body. It can even cause blindness and mental retardation on inhalation.

[spanalot]

“So is methanol “

Of course, but methanol is not FDA, USDA, approved for food contact - PE is.