Safety Symbols and Their Meanings Quiz

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Questions and Answers

What does the FLAMMABLE symbol indicate?

  • The substance causes environmental harm.
  • The substance is corrosive to skin.
  • The substance may be toxic if inhaled.
  • The substance can catch fire easily. (correct)

All safety symbols are unique to one country.

False (B)

What is the main danger associated with toxic or poisonous chemicals?

They may cause death if swallowed or inhaled.

A chemical with the symbol indicating __________ can cause irreversible damage to living tissue.

<p>corrosive</p> Signup and view all the answers

Match the safety symbols with their meanings:

<p>Flammable = Catches fire easily Explosive = Shatters if shaken or heated Biohazard = Dangerous biological substances Radioactive = Emits dangerous energy</p> Signup and view all the answers

What type of substance is indicated by the BIOHAZARD symbol?

<p>Biological substances dangerous to health (C)</p> Signup and view all the answers

The ENVIRONMENTAL HAZARD symbol indicates a substance that can harm the environment.

<p>True (A)</p> Signup and view all the answers

Give an example of a corrosive substance.

<p>Sulfuric acid</p> Signup and view all the answers

Flashcards

Flammable Chemical

Chemicals that easily ignite (catch fire), even at room temperature.

Explosive Chemical

Chemicals that shatter easily if shaken, exposed to heat, or pressure.

Corrosive Chemical

Chemicals that cause serious damage to living tissue (skin) or non-living surfaces.

Harmful/Irritant Chemical

Non-toxic chemicals that can cause skin, nose, or eye inflammation.

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Toxic/Poisonous Chemical

Chemicals that can cause death if swallowed or inhaled.

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Biohazard

Biological substances that can be dangerous to living organisms, mainly humans.

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Environmental Hazard

Chemicals that can harm the environment, like seas and rivers.

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Radioactive Chemical

Chemicals that emit dangerous energy, causing permanent damage to living organisms.

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Study Notes

Lab Safety Symbols

  • Various symbols represent different hazards in a lab setting, requiring specific safety precautions.
  • Understanding these symbols is crucial for safe lab practices.

Flammable

  • Chemicals easily catch fire (ignite) at room temperature.
  • Give an example of a flammable chemical.

Explosive

  • Chemicals that shatter easily when shaken or exposed to heat/pressure.
  • Give an example of an explosive chemical.

Corrosive

  • Chemicals causing irreversible damage to living (skin) and non-living tissue.
  • Give an example of a corrosive chemical.

Harmful or Irritant

  • Non-toxic chemicals causing inflammation of skin, nose, and eyes.
  • Give an example of a harmful or irritant chemical.

Toxic/Poisonous

  • Chemicals causing death if swallowed or inhaled.
  • Give an example of a toxic/poisonous chemical.

Biohazard

  • Biological substances that can be dangerous to living organisms, primarily humans.
  • Give an example of a biohazard.

Environmental Hazard

  • Chemicals causing significant harm to the environment, like seas and rivers.
  • Give an example of an environmental hazard.

Radioactive

  • Powerful and dangerous energy emitted causing permanent damage to living organisms.
  • Give an example of a radioactive substance.

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