Pill bottles are sturdy the way they are because they are built of number five plastic (polypropylene, or PP), per HowStuffWorks. Hence, they are also very difficult to recycle since they are not ...

PVC and polystyrene — increased in North America in March, while polypropylene prices declined. Polyethylene and PET bottle ...

In their second year of collaboration, the organizations say they’ve made progress in driving global harmonization of plastic ...

However, mixed plastic recycling is expected to be under way within five years. PP Polypropylene Soup pots, margarine tubs, most bottle tops, waterproof clothing, carrier bags. Not generally collected ...

According to the exemption list released by the White House in April 2025, the major polymers excluded from the reciprocal tariffs primarily include polyethylene (PE), polypropylene (PP), nylon, epoxy ...