At the turn of the century, staple fiber, mostly from independent producers, made up over 30% of the carpet and rug face fiber market-18% from nylon, 6% from polypropylene and 7% from PET (a form ...

Here's what it is and why so many homeowners are choosing olefin carpet. Olefin is a synthetic (manufactured) material. It's also known as polypropylene, a type of thermoplastic used to make a ...

Layman focused on polypropylene because it’s one of the ... It’s in luggage and carpets, computers and phones. In the grocery store, it’s everywhere—yet it’s hardly the favorite of ...