Our fridge is really cold and I don't like it but my housemates are obsessed with icy cold beer.
I surreptitiously adjust it when I remember but they always find me out.
( LimeyTreat Bitch. Lover. Child. Mother. Sinner. Saint., Tue 12 May 2009, 16:17, archived)

Tippex over the numbers and write new ones on there.

( thealternativefact, Tue 12 May 2009, 16:18, archived)

Get a claw hammer
and the next person who touches the dial gets a broken hand.
They'll learn.
(Bazongaloid, Tue 12 May 2009, 16:21, archived)

They're each twice the size of me.
And I'm a girl on the internet so, you know, pretty sizeable.
( LimeyTreat Bitch. Lover. Child. Mother. Sinner. Saint., Tue 12 May 2009, 16:22, archived)

But you've got a claw hammer
and they've got broken hands.

You could always hit them when they're asleep and then explain why.
(Bazongaloid, Tue 12 May 2009, 16:24, archived)