Antimony! What does it do?
Antimony! Don't have a clue.
Know no use for Sb
And we're betting that neither do you.
I studied chemistry up to the age of 18, and I'm pretty sure that no teacher, textbook or exam paper I encountered ever mentioned antimony even once, except just to sit there like astatine, taking up another space in the periodic table that could have been used for adamantium.