Why keep paint in a pickle jar you may wonder.
Rusty Can.jpg
The jar can be hard to open. Here are a couple of tricks. (BTW this is also useful for pickles)
Opening a Jar.jpg
The purple heart saddle has sandpaper on the surface and the vise has leather jaws.
The used sanding disk grips the lid.
The box below mitigates the risk.
Still looks scary, maybe a plastic bag would help.