Open to two or more interpretations; or of uncertain nature or significance; or (often) intended to mislead. Synonyms: ambiguous; equivocal. Context examples:
Polypropylene, also know as polypropene is a form of plastic just as polyethylene is. What separates polypropylene from polyethylene for starters is the fact that polypropylene can be molded in essence becoming pliable above a certain temperature. When it cools it will return to its solid state.
Woven polypropylene, non-woven polypropylene and RPET are the most common recycled fabrics we use. Polypropylene, also known as PP, is a thermoplastic resin material made from post-industrial, or rather pre-consumer, recycled content. RPET is a fabric made from recycled plastic bottles.