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Re:Large-scale ‘sand battery’ goes online in Finland by vesinisa on Thursday July 07, 2022 @02:23AM (#32010566)
This is most unfortunate but in proper district heating systems the scalding hot district circulation water never touches your house's heating / warm water. A heat exchanger is employed to insulate the different circulation systems. For example, my house has district heating and the warm water side is capped at +65C to protect against burns.

It's still pretty damn hot of course but I've never had any problems like you described, and I've lived in a dozen different houses in my city - all with district heating. Probably the system in the dormitory was somehow badly designed or incorrectly tuned.

Re:Large-scale ‘sand battery’ goes online in Finland by dwighttk on Thursday July 07, 2022 @05:53AM (#32011870)
I’m not positive I would have been scalded if I didn’t do that, but I do know that just turning on the cold line would yield at least uncomfortably hot water.