Scientists Turn One of the World’s Hardest-To-Recycle Plastics Into Engine Oil

Graduate student Abby Civrello examines a sample of engine oil created from upcycled plastic waste in Greg Liu’s lab. Credit: ...

Everything you need to clean your cast iron skillet — remove the burnt-on crust without damaging the seasoning

I thought I was building seasoning — actually, I was ruining my cast iron.