Environmental Toxicology: Ethylene Glycol and Ethyl Alcohol
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Questions and Answers

What is the primary health risk associated with ingesting methanol or isopropanol?

  • Nerve damage
  • Heart failure
  • Liver failure (correct)
  • Kidney failure

What is the primary use of methanol?

  • Manufacturing of PET bottles
  • Production of antifreeze and windshield wiper fluid (correct)
  • Manufacturing of polyester fibers
  • Fermentation of yeast, sugars, and starches

What is the difference between ethanol and methanol?

  • Ethanol is safe for human consumption, while methanol is not (correct)
  • Ethanol is a sugar, while methanol is a starch
  • Ethanol is used in automotive fuel, while methanol is used in cosmetics
  • Ethanol is used in hydraulic brake fluids, while methanol is used in stamp pads

What is the purpose of isopropanol in everyday life?

<p>As a cleaning and disinfecting agent (C)</p> Signup and view all the answers

What is the effect of drinking even a small amount of methanol or isopropanol?

<p>It can cause fatal liver failure (B)</p> Signup and view all the answers

What is the primary source of ethanol production?

<p>Fermentation of yeast, sugars, and starches (A)</p> Signup and view all the answers

What is Tartrazine made from?

<p>Petroleum products (C)</p> Signup and view all the answers

What is the effect of Tartrazine on histamine release?

<p>It increases histamine release, leading to angioedema (D)</p> Signup and view all the answers

What is a common condition associated with Tartrazine intake in children?

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

What is the sweetening power of Saccharine compared to regular sugar?

<p>It is 300-400 times sweeter (C)</p> Signup and view all the answers

What is the result of undistilled alcohol production?

<p>Beer, port, and champagne (D)</p> Signup and view all the answers

What is the effect of alcohol on the central nervous system?

<p>Inhibits the central nervous system (C)</p> Signup and view all the answers

What is a common use of Saccharine in food products?

<p>As a low-calorie sweetener (B)</p> Signup and view all the answers

What is a potential health risk associated with Tartrazine?

<p>It is a carcinogen (D)</p> Signup and view all the answers

How much of ethanol can the human liver metabolize at a rate of?

<p>10-20 ml/hr (B)</p> Signup and view all the answers

What is Sodium Lauryl Sulphate (SLS) known for?

<p>Being a known irritant if left on the skin for a prolonged period (D)</p> Signup and view all the answers

What is the effect of Sodium Lauryl Sulphate on wastewater treatment?

<p>Inhibits flocculation (D)</p> Signup and view all the answers

What is a controversy surrounding Sodium Lauryl Sulphate?

<p>Its carcinogenic properties (B)</p> Signup and view all the answers

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