Add some lite salt and blow the water out of the hose so it won't get damaged when you put it in the freezer.
https://inews.co.uk/news/uk/britain-heatwave-summer/
Saturday I got back and didn't feel too good. After about a half dozen large tumblers, 1/3rd water, 2/3rd juice, 1/3 wine, I felt better.
Then I drank a large tumbler of water in the middle of the night. Then some more water a little later.
Then I spent all day yesterday drinking water.
It took 24 hours to rehydrate.
Once it took 2 days.
Bret Cahill