Discussion on answer by Konner Rasmussen: Should I not use double things in a double room if I have booked it as a single guest?

So it's acceptable to take soaps and shampoos then? I've always wondered that myself.

What's so disgusting about using toilet paper to dry yourself after a shower? Stupid, ungainly and annoying, yes, but hardly "disgusting". And how exactly would you go about sterilizing it after use? Did you mean substitute towels for toilet paper?