when I was on a job site in Chile, there was a sign near a sink that said “Agua no potable, no beber.”
Apparently, that wasn’t understood by some of the foreigners there, cause they added “Don’t drink the water” in English.
I would think “no potable” gets the message across pretty well.
You’d think so-apparently there is a large group of people who have never noticed the words “non-potable water” on the side of the water trucks on a road construction site as they drove by...
On one of our history-and-ruins-investigating trips to Mexico, my 1st husband, kid and I stopped to gas up the Suburban at a tiny station up in the mountains in Michoacán. There was a sign on a retaining wall by the restrooms that said “por favor no urinas en el muro-pedir la llave”-with a lot of stains around it that prove people would rather do that than ask for the key...