The Transportation Security Administration has a very long list of items not permitted if you're flying. Some items are obvious, although people do still try to bring loaded firearms onto a plane.

The Transportation Security Administration has a long list of banned items. Some have conditions and some require you check with your airline.

New popular produce items make annual ‘dirty dozen' list of contaminated foods The report details the 12 fruits and vegetables most contaminated with pesticides.

The Los Angeles municipal code has specific guidelines for what isn’t allowed when participating in a public assembly.