Plastic bumpers dominate modern cars because they’re light, cheap, and flexible—and that flexibility is exactly why hot water can work. Most bumpers are made from thermoplastics like polypropylene or ...

Make plastic pots look like terracotta pots by painting them with terracotta-colored spray paint and rubbing dirt onto the ...

Those faint lines inside your coffee mug may be more than wear and tear. Here’s what crazing is, why it happens, and when to ...