Think up every swear word you know, because you’re gonna need them all.

Nuke it from orbit.

It’s the only way to be sure.

Hrrmm. Does it still print? Personally I’d go with hope it kind of burns off over time with normal use. Others may disagree…

Microwave

Blow on it really hard.

What type of filament is that?

Maybe try a heatgun to soften it. I’m not sure, might damage the plastic casing.

I just bought a new heating element when that happened to me.

I might go back with some acetone now after reading others’ comments.