X-ray Jar |work| Now

We spend a lot of money on high-tech survival gear. Night vision, thermal scopes, ballistic glasses. But what if I told you that one of the most useful "vision" tools for a grid-down scenario costs less than a cup of coffee?

Despite the sci-fi name, this isn't radioactive, and it doesn't require batteries. It is a simple, 5-minute DIY project that allows you to see the contents of a sealed container without opening it.

one for rice, one for beans, and one for screws. Your future self will thank you. Have you used an X-Ray jar before? Drop a comment below with your favorite hack for long-term storage. x-ray jar

Inside an X-Ray jar, the interior is pitch black. The only light source is that slit. That light enters at a sharp angle, bounces off the beans deep inside the jar, and travels out through the slit to your eye.

That’s it. No electronics. No lenses. Just paint and glass. We spend a lot of money on high-tech survival gear

Because the background is black, there is no glare. The result looks exactly like an X-ray image: black background, white outlines of the food inside.

Here is how to make one, how it works, and why you need three of them in your pantry right now. An X-Ray jar is a standard glass Mason jar (or any clear glass container) that has been painted black— except for a single, narrow, unpainted vertical strip. Despite the sci-fi name, this isn't radioactive, and

The X-Ray jar is low-tech, bulletproof, and genius. It turns a $1 thrift store jar into a diagnostic tool for your survival food.