And in winter time, put liquid water in that freezer, when it freezes, dump the ice outside, repeat. With enough milk jugs and a long enough time period, you w

And in winter time, put liquid water in that freezer, when it freezes, dump the ice outside, repeat. With enough milk jugs and a long enough time period, you won’t even have much of a water bill. The neighbours might complain about your “unsightly” pile of water jugs, but you’re saving the world while they’re destroying it.