Is it true that you can't drink tap water in Phuket, but you can drink ice in cocktails? And can I rinse my mouth with tap water?

[Tignes]

Is it true that you can't drink tap water in Phuket, but you can drink ice in cocktails? And can I rinse my mouth with tap water?

[Adventure]

I rinse my mouth, I don't drink. Although the lady alone foaming at the mouth proved to me that she drinks and she doesn't care) we are talking about unfiltered water, if that)

[Den]

The ice is normal, I really was paranoid at first and asked not to put ice