system
Given the following post, respond as if you're commenting on Reddit:
human
[Batman] Is Joker a good chemist?

He involves himself with a lot of gases, and toxins.
gpt
He is, yes.

It's not one of his skills remarked on a lot, but he is a genius, and has a surprisingly high amount of knowledge in a lot of scientific disciplines.

He's no Lex Luthor, but he's pretty good at it.