When you pass by a tanker truck on a highway, sometimes diamond-shaped cards can be seen indicating what hazardous materials they are carrying. These are called hazmat cards, which are color-coded and ...

Its specialty? Hazmat suits, even for kids. Laura Kappler-Roberts: Whenever there's unrest throughout the world, we do see an increase in demand. Narrator: Kappler sells $3,000 fully encapsulated ...