What does the signal word "Danger" signify?

The signal word "Danger" signifies that a substance is highly toxic. In the context of chemical safety, the use of "Danger" is a critical indicator of the potential risk associated with handling the substance. This classification highlights the severe health risks and hazards that can result from exposure, even in small amounts, or through less severe exposure routes.

Understanding signal words is essential for safety in environments where hazardous materials are present. They guide individuals on the level of caution required when interacting with a material. The classification system is designed to communicate clear and immediate risks, so recognizing that "Danger" denotes a high level of toxicity ensures an appropriate response to minimize exposure and protect health. This makes "Danger" an important term for anyone working with or around potentially harmful substances.