Chemical Hazards Classification Lecture 6

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Questions and Answers

Which type of chemical hazard includes substances like carbon monoxide and cyanide?

  • Asphyxiants (correct)
  • Corrosives
  • Flammable
  • Irritants

What is the primary characteristic of corrosive substances like sulfuric acid and sodium hydroxide?

  • They cause skin irritation
  • They catch fire easily
  • They cause suffocation
  • They cause tissue damage upon contact (correct)

Which substance is considered an extreme fire hazard, especially in laboratory settings?

  • Propane
  • Cadmium
  • Acetone (correct)
  • Benzene

Which concept involves recognizing hazards, assessing risks, minimizing risks, and preparing for emergencies from uncontrolled hazards?

<p>RAMP concept (B)</p> Signup and view all the answers

What is the primary concern with incompatible compounds in a laboratory setting?

<p>They react violently with each other (B)</p> Signup and view all the answers

What has led to many explosions in laboratories according to the provided text?

<p>Inappropriate mixing of nitric acid with organic chemicals (D)</p> Signup and view all the answers

What is the purpose of Chemical Safety Levels (CSLs)?

<p>To define levels of hazard based on a risk assessment (C)</p> Signup and view all the answers

What is the appropriate action for a small liquid spill or splash affecting only a small area of skin?

<p>Flush the skin with flowing water for at least 15 minutes (A)</p> Signup and view all the answers

What is the recommended attire for working in a laboratory?

<p>Safety goggles, breathing mask, gloves, and a chemical and flame lab coat (D)</p> Signup and view all the answers

What should be used to handle broken glass in a laboratory?

<p>Brush and a dustpan (A)</p> Signup and view all the answers

What should be done before using a chemical in the laboratory?

<p>Read the label (C)</p> Signup and view all the answers

What action should be taken if clothing is contaminated with a larger spill of a liquid chemical?

<p>Go to the nearest safety shower immediately (A)</p> Signup and view all the answers

What should be used for emergency fire response in a laboratory?

<p>Fire extinguisher and fire blanket (D)</p> Signup and view all the answers

What should be worn to protect the eyes when working in the laboratory?

<p>Safety goggles (polycarbonate eye wear) (D)</p> Signup and view all the answers

"Do not work alone in the lab" is an example of:

<p>&quot;An important safety guideline&quot; (B)</p> Signup and view all the answers

"Don't Taste or Sniff Chemicals, they are not food" emphasizes:

<p>&quot;The toxicity of certain chemicals&quot; (D)</p> Signup and view all the answers

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