Synonymy down the toilet
A friend of mine recently noticed a sign in a washroom saying
and wondered for a few moments just how many people had ever wrenched one of the sturdy hot-air hand-drying machines off the wall and hurled it into a toilet bowl in a fit of rage — before realizing that "hand dryers" was merely an unaccountably weird lexical replacement for "paper towels". Is "towel" a dirty word now? What on earth gets into some people when they are told to write a sign that addresses the public?