Styrofoam

He discovered the mystery blobs one day last month, initially thinking it looked like Styrofoam.

These practices included recycling, reducing food waste, not using Styrofoam, etc.

Mostly, he listened wide-eyed, sipping coffee from a Styrofoam cup.

A pile of paper napkins, a Styrofoam plate full of unwanted baked beans, a banana peel, an oozing milk carton.

Other parts needed to construct homemade drones, including chunks of Styrofoam studded with propellers, crowded a pair of leaf-walled shacks.