Clang it up

They make a loud 'clang' sound, as in 'bottles clanking, cans rattling, metal pans banging, etc.'

SheltieBitesWhat is "clang it up"?

In context it probably means that they mixed the writers materials with all the other materials being recycled and probably that they made a lot of noise in doing so.

"clang it up" is not a standard expression or idiom.

So, "clang it up" is poorly written, because I cannot find it in dictionaries?

As a native English speaker, I've never heard anyone use the phrase, "clang it up."

The text you provided isn't written well, anyway.

"After they scan your ID five times, they weigh the things you bring in. Of course, they treat it like trash even if it isn't trash and is very clean. Then they mix it with everything else they have. It's extremely loud in here. Bottles are clanki

SheltieBitesSo, "clang it up" is poorly written, because I cannot find it in dictionaries?

No. It is simply a creative use of language, which is why you can't find it in dictionaries.

It is created by imitation of other verbs with "it up" like "whoop it up" or "mess it up", where "it" sometimes has no antecedent, and "it up" gives a sense of energeti