10 links have been added on 3 ideas about #knife.
  1. I found this knife on eBay that has a self-sharpening case.

  2. Here’s another one that’s perfect for outdoor survivalists.

  3. Titanium is strong and durable. It would be a perfect material for kitchen knives.

  4. Like this beauty – nothing better than wasting energy to heat things up that we don’t actually need to be warm – lovely extra entropy for the cosmos to deal with.