Other dangerous items that should not be stored in cardboard are lithium batteries and spray paint, which could explode or ...

Corrugated cardboard must be flattened and placed in, next to or under the curbside recycling bin. Do not place flattened corrugated cardboard boxes in a larger box. Only box ...

Protect your precious belongings (and stay more organized) by avoiding cardboard storage options. Packing items away in cardboard boxes is one of the worst storage mistakes you can make.