Watch the stroke order, then trace it yourself.

bathtub
A vessel made of earth (缶) that is strong and firm (工) — a jar or vat.
fish tank; aquarium
ashtray
He likes to soak in a hot bath in the bathtub to relax.
Please bring the ashtray over.
There is a very large water vat in the courtyard.
There is a large water vat in the yard.
There are several goldfish in the fish tank.
Explore characters by relationship
Characters from the same exam level.
Characters pronounced "gang".
Characters with radical "缶".