What is this close-up picture? (WotsThat: Chopstick wood grain (macro))

Question

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

ArcticMoth · Accepted Answer

Chopstick wood grain (macro). Disposable wooden chopsticks are usually made from bamboo or poplar, and China alone is estimated to use tens of billions of disposable pairs every year, prompting some regions to tax them to curb the waste.

Answer: Chopstick wood grain (macro)

More man made close-ups