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Joined 11 months ago
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Cake day: August 16th, 2023

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  • I was just thinking about this. Love these videos. Cooling of a solar panel is a good application, as long as it gets cold enough for long enough to re-solidify at night.

    An alcohol/NaCl solution with a stabilizer can make an ice pack that freezes colder than water. That could be used to keep ice cream frozen in an ice chest.

    It would be cool to have recipes for a few different temperatures. There’s a German company Qool Products that sells PCM temperature elements (ice packs), at a variety of temperatures, to store ice cream up to red wine/cellar temp in their ice chest. With some trial and error I guess we could now make our own!





  • Here are my tick tips.

    • Do not wear denim or yoga pants. Wear some kind of water repellent type of polyester hiking pant from REI. Ticks can’t jump they have to grab on. They can’t grab onto slick pants that don’t have holes.
    • Use trekking poles to whack any grass before you brush your leg against it. They get really excited when something touches their blade of grass and they let go and fall to the ground. You don’t have to whack it hard. Whack it gently.
    • Keep your eyes open. They aren’t too hard to spot on a blade of grass. They don’t jump. Take a close look.
    • Ticks can be higher up than grass. When you see ticks don’t walk through manzanita or other shrubs, getting stuff in your hair.
    • Should go without saying but stay on the trail.