Answer:
Hazard Communication Standard
Explanation:
The Hazard Communication Standard conceptualized by the Occupational Safety and Health Administration of United States Labor Department, provides an useful information for the workers and employees working in a chemical industry or dealing with chemicals about the chemicals that they are using and handling.
One of the main reason and concept behind Hazard Communication Standard is that the workers have the right to know the danger or the hazards of the chemical that they are working with.
Thus the answer is "Hazard Communication Standard".
