pictograms

Olympic sport icons

1024 × 768

warning sign with hazard icons

1184 × 1184

warning signs and icons

1680 × 1050

Aperture Laboratories logo and icons

5000 × 3343

Warning Symbols on Wall — Black, Serious

1680 × 1050

Aperture Laboratories safety icons

1024 × 768

icon set of hazards and actions

1440 × 900

cracked screen with icons

1680 × 1050

Aperture Science Test Chamber — Black

1370 × 747