Radioactive Warning Symbol — Yellow Background, Black Symbol

1280 × 1024

Caution Sign with Lava Warning

1600 × 900

Electrical Hazard Sign

1440 × 900

Fallout Shelter Sign — Yellow, Warning, Vector Art

1920 × 1080

Radioactive Warning Symbol — Yellow, Neutral

1440 × 900

Yellow Caution Sign

1206 × 777

Warning Sign in Field

1920 × 1200

Biohazard Symbol — Black, Ominous, Illustration

1600 × 900

Warning Sign with Text — Blue, Humorous

1544 × 1136

Target Symbol on Blue Background — Neutral

1920 × 1080

Kangaroo Warning Sign — Yellow

1600 × 1200

Yellow Warning Sign — Alerting

1600 × 1200