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Viewing profile — sumea

sumea

HN member
Joined
Wed, Jan 22, 2025, 9:54 PM UTC
HN karma
27
Public activity
10 items

About sumea

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Recent public activity

  1. comment
    Comment #47909109

    If by Nordics you mean Norway, Sweden and Finland, then the most correct way to say would be that ground source heat pumps for redidential heating are (very) common in Sweden and F…

  2. comment
    Comment #47862844

    They are widely sold at 1000 mg (1g) tablets in Europe, but in many countries they require doctor's prescription. There are also purchase limits to the number of pills you can buy …

  3. comment
    Comment #47743362

    Yes, ground transport (except long distance trucks) can be electrified now. In principle, most homes could be heated with electricity if we had means to store all the "excess" wind…

  4. comment
    Comment #47651845

    And also replicated with participants not used to high temperatures inside a typical Finnish sauna. As the study said such people are very difficult to find in Finland. But I wonde…

  5. comment
    Comment #47630289

    Modern heat pumps can heat efficiently at -25 degrees Celsius or even lower. Not sure if they are available in Canada, but in Scandinavia (similar climate) they are pretty common. …

  6. comment
    Comment #47565959

    Stearates are considered very safe chemical compounds. They are derived from stearic acid which is one of the most common fatty acids and metal ions such as sodium and magnesium. S…

  7. comment
    Comment #46525250

    You are right that such device does not exist, but in theory you could combine many analytical techniques to a single black box that could analyze practically all of molecules and …

  8. comment
    Comment #43132652

    There is a company, TeleGeography, that collects data about telecommunications industry. I recently read their recent blog post[1] about undersea cable breaks. To summarize the art…

  9. comment
    Comment #43017908

    Maybe it is mostly FUD, but it does not mean it is impossible. Yes, soy-based plastics are very processed, but it does not mean that the end product has no impurities that "smell" …

  10. comment
    Comment #42798294

    I am quite sensitive to glare. I have tried many setups in my windowless office with low ceiling height and have found linear up-down pendant lights the best option. Up-light is mo…