Ch. 19. EVR

Front

What is reactivity in the context of hazardous substances?

Back

Reactivity refers to the tendency of a substance to undergo chemical reactions, which can lead to explosions or the release of toxic gases.

Front

Which industry is known for releasing the most toxic substances into the environment?

Back

The metal mining industry is known for releasing the most toxic substances into the environment.

Front

What is the difference between acute toxicity and chronic toxicity?

Back

Acute toxicity refers to harmful effects that occur shortly after exposure to a toxic substance, while chronic toxicity refers to long-term harmful effects that occur after prolonged exposure.

Front

What is the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) commonly known as?

Back

CERCLA is commonly known as superfund legislation.

Front

What is the most common method for disposing of hazardous waste?

Back

The most common method for disposing of hazardous waste is pumping them into deep wells.

Front

Define ignitability in hazardous materials.

Back

Ignitability is the ability of a substance to catch fire and sustain combustion.

Front

What is the significance of lead poisoning regulations?

Back

Lead poisoning regulations are significant as they aim to prevent exposure to lead, which is a persistent pollutant that can cause serious health issues.

Front

What does the term 'corrosiveness' refer to in hazardous materials?

Back

Corrosiveness refers to the ability of a substance to damage or destroy living tissue or severe corrosion of materials.

Front

What is the role of the Toxic Substance Control Act (TSCA)?

Back

The TSCA regulates the introduction of new or already existing chemicals to ensure they do not pose an unreasonable risk to health or the environment.

Front

Explain the term 'toxic substance'.

Back

A toxic substance is any material that can cause harm to living organisms through chemical reactions or biological processes.