>>16706418 (OP)Go outside.
Shit.
Potentially contageous.
Go back inside and wait.
Return outside and look after your shit.
It's now, that enough time has passed, harmless if nothing was seriously wrong with you originally.
Every place has been shat on throughout history.
Your immune system deals just fine with most common bacteria, because they are common. And they are common because they are generalists and will sooner or later crowd other bacteria out.
Also shit in a black plastic bag and leave it in the sun. Turbo sterilization.