tochatihu's Recent Activity

  1. tochatihu replied to the thread Environmental News.

    To illustrate the breadth (also known as lack of focus) of this thread: Hawaii group organizes to buy back ancestral land from...

    Sep 18, 2025 at 9:27 PM

  2. tochatihu liked Georgina Rudkus's post in the thread Cybertruck.

    If he is using 400 series Martensic grades, he's correct. 400 grades are also more likely to corrode. 300 Austensic grades such as...

    Sep 18, 2025 at 8:58 PM

  3. tochatihu replied to the thread Environmental News.

    Another news item on waste heat to electricity: Rice researchers turn wasted data center heat into clean power

    Sep 18, 2025 at 8:43 PM

  4. tochatihu replied to the thread Environmental News.

    "...if the ceramic is suitable for heat-shield tiles" Seriously your first thought? That is the ultimate niche market for ceramics, a...

    Sep 18, 2025 at 8:40 PM

  5. tochatihu replied to the thread Disease Prevention and Health Reseach.

    @PriusTech posted some ideas or opinions about COVID in 'Environmental News' but I choose to continue that discussion here. COVID is...

    Sep 17, 2025 at 9:32 PM

  6. tochatihu replied to the thread Environmental News.

    Aluminum is refined from bauxite and the process leaves behind 'red mud'. That material piles up as it has been difficult to process...

    Sep 17, 2025 at 8:42 PM

  7. tochatihu replied to the thread Papers please.

    Long ago as a young and self-perceived spunky Californian, I always responded in Spanish at Border Protection road stops. -- It is...

    Sep 16, 2025 at 11:00 PM

  8. tochatihu liked ChapmanF's post in the thread Just need to vent....

    If I remember right, it's a decay product of uranium naturally present in soil.

    Sep 15, 2025 at 11:40 AM

  9. tochatihu liked jdenenberg's post in the thread Just need to vent....

    I have a instrument that continuously monitors the Radon level in the lower level of my home. When it rose to 6 pC/L I had a system...

    Sep 15, 2025 at 11:39 AM

  10. tochatihu liked BiomedO1's post in the thread Medical tourism.

    Yes; I did a bunch of overseas medical missions - Technical Support and unofficial mission DB administrator. They do prefer US doctors...

    Sep 15, 2025 at 11:00 AM

  11. tochatihu replied to the thread Life expectancy.

    Returned from about a week away from all this, only to find that no one has posted any actuarial tables (here is one among many):...

    Sep 15, 2025 at 10:56 AM
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