What are vapors that are potentially dangerous or harmful called?

The term "Hazardous Vapors" specifically refers to vapors that can pose significant health risks or hazards to individuals and the environment. This designation encompasses a variety of substances that may be released in gaseous form and can be harmful if inhaled or improperly handled. These vapors may be the result of chemical reactions, degassing, or evaporation of certain materials, and their potential danger can include toxicity, flammability, or environmental impact.

Recognizing vapors as hazardous is crucial in many fields, including construction, industrial operations, and environmental management, as it informs safety protocols and regulations designed to protect workers and the public. Proper identification and labeling of hazardous vapors are essential in risk assessments and in establishing safe working conditions.

In contrast, the other options do not accurately encompass vapors as a category. "Hazardous Liquids" pertains to liquids that pose similar risks, but does not apply to gaseous states. "Critical Vapors" is not a standard term used in industry or safety guidelines, and "Dangerous Fumes" generally refers to smoke or gases produced during combustion, which may not fully address all types of harmful vapors encountered in various environments. Thus, "Hazardous Vapors" remains the most accurate