Firearms of any type
Leatherman brand tools (or similar)
Weapon of any type
Screwdrivers (or similar)
Hazardous materials
Glass bottles
Chemical materials
Tripods
Radiological materials
Coolers
Biological materials
Air-horns/noise makers of any kind
Knives (of any kind)
Laser pointers
Toy guns / toy weapons
Aerosol containers
Fireworks
Soda cans
Pepper spray / mace
Sticks/poles
Scissors
Baseballs, softballs, etc.
Razor blades
Produce
Needles
Any outside food or drink
Signage of any kind
Professional cameras/recording devices<<< This