What is this close-up picture? (WotsThat: Greenhouse glass texture (macro))

Question

What object is shown in this zoomed-in close-up photo?

CerussiteX · Accepted Answer

Greenhouse glass texture (macro). Greenhouse glass lets in visible sunlight, which warms the soil and plants inside, but traps the longer-wavelength heat trying to radiate back out, the same basic principle behind the greenhouse effect that warms the planet.

Answer: Greenhouse glass texture (macro)

More man made close-ups