this post was submitted on 22 Nov 2023
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Heat-pump water heaters are a winner for the climate — and your wallet (www.canarymedia.com)
submitted 11 months ago by silence7@slrpnk.net to c/technology@lemmy.world
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[–] MNByChoice@midwest.social 1 points 11 months ago

Chlorine is also pretty effective at killing Legionella.

It is helpful to have backup heat when using solar is sunny days are not plentiful.

https://en.m.wikipedia.org/wiki/Legionella

At 50 °C (122 °F) – 90% die in 80–124 minutes, depending on strain (D = 80–124 minutes)

48 to 50 °C (118 to 122 °F) – can survive but do not multiply