Electrical Hazard Sign — Blue

1280 × 960

Biohazard Symbol — Green, Black

1280 × 960

Biohazard Symbol — Green, Vector Art

1600 × 1200

electrical hazard warning sign

1280 × 800

Toxic Waste Barrel — Yellow, Cautionary, Illustration, Skull and Bones, Radiation Symbol, Warning Sign

1440 × 900

Biohazard Symbol — Green, Warning, Vector Art, Splatter

1200 × 750

Biohazard Symbol on Wall — Brown

1680 × 1050

Emergency Exit Sign — Green

1280 × 800

Traffic Signs at Crossing

1920 × 1200

Electrical Hazard Sign — White

1920 × 1200

Flame Hazard Symbol — Yellow

1680 × 1050

yellow and black striped warning pattern

2560 × 1600