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Q&A What is the safest and most effective additive to keep drinking water from freezing?

There are two natural options; none of them is quite pleasant. Alcohol Per Wikipedia, 8.5 vol% of ethanol make the freezing point drop to -3C (26.6F) (more values at at Wikipedia, also a diagram ...

posted 9y ago by yo'‭  ·  last activity 6y ago by System‭

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