This material typically consists of tomato skins, seeds and stalks, which are left over after the fruits have been processed for use in foods such as sauces or juices. Ordinarily, the pomace is ...

Last week, the Ford Motor Company announced a partnership with Heinz to develop a new type of plastic derived from the waste left over from making ketchup: tomato skins, specifically.

Food advocates complained that the sauce was frequently made from tomato scraps thickened with ground pumpkin rinds, apple pomace (the skin, pulp, seeds, and stems left after the fruit was pressed ...