Notes

A scrubbing foam is used for removing contaminants from gas. It is also a substance formed by trapping pockets of gas in a liquid or solid.

Active—A harmful incident involving the hazard has actually occurred. Often this is referred to not as an "active hazard" but as an accident, emergency, incident, or disaster.

Occupational safety and health (OSH) is a cross-disciplinary area concerned with protecting the safety, health and welfare of people engaged in work or employment. The goals of occupational safety and health programs include to foster a safe and healthy work environment.

Ergonomic hazards are physical conditions that may pose risk of injury to the musculoskeletal system, such as the muscles or ligaments of the lower back, tendons or nerves of the hands/wrists, or bones surrounding the knees, resulting in a musculoskeletal disorder (MSD).

Biological hazards, also known as biohazards, refer to biological substances that pose a threat to the health of living organisms, primarily that of humans. This can include medical waste or samples of a microorganism, viruses, or toxins (from a biological source) that can affect human health.

Republic Act No. 8749, otherwise known as the Philippine Clean Air Act, is a comprehensive air quality management policy and program which aims to achieve and maintain healthy air for all Filipinos.

Solid waste is defined as any waste that is dry in form and is discarded by people as unwanted. You can describe the solid waste from general housekeeping as residential waste, refuse, household waste or domestic waste.

Non-hazardous – are safe substances used commercially, industrially, agriculturally, or economically. Examples are papers, cardboard, linings, wrappings, paper packaging materials or absorbents.

Wastewater is the polluted form of water generated from rainwater runoff and human activities. It is also called sewage. It is typically categorized by the manner in which it is generated—specifically, as domestic sewage, industrial sewage, or storm sewage (stormwater).

Waste management is the collection, transport, processing, recycling, or disposal of waste.

Decontamination is the reduction or removal of chemical agents. Decontamination may be accomplished by removal of these agents by physical means or by chemical neutralization or detoxification.

Emergency evacuation is the immediate and rapid movement of people away from the threat or actual occurrence of a hazard.

A contingency plan is a written emergency procedures plan which describes what actions must be taken to minimize hazards from fires, explosions or unplanned releases of hazardous waste or hazardous waste constituents to air, soil or water.