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  1. General Discussion
    Imagine a set of raingear made of this stuff. Lighter than air, reasonably strong, and a fabric of the material would be amazing insulated clothing. Being used in the current generation of space suits. https://interestingengineering.com/airloy-the-new-super-material Normal silical aerogel...
  2. Firearms General Discussion
    All shots are at 50 yards into clay: The above 2 pictures are of a .308 airgun bullet wound channel fired at a muzzle velocity of 950fps and impacting the clay at 50 yards. Complete pass thru and got caught in a second block of clay behind the first big block. I also tried firing them...
  3. Firearms General Discussion
    Looking for advice & thoughts here on using PVC filled with wet pack, etc., to conduct some ammo tests. Do you think PVC is hard enough to simulate live bone, or too brittle like dry bone, to get accurate results? Feel free to move this to an existing thread. A quick search didn't lead me to...
  4. Food and water
    Just though I'd let everyone know that you can often buy silica gel cheap near the cat litter of the big box stores. It's sold as an odour reducer for cat litter. I just bought a 2 lb. bag for $8. Says "Dust free, non-toxic" on the bag, and has the blue indidcator crystals in it. I'm gonna use...
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