X-ray Jar May 2026

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.

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. x-ray jar

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. Despite the sci-fi name, this isn't radioactive, and