Environmental Damage and Oil Leakage Quiz
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Questions and Answers

Why do residents of industrialized nations live in metal-based societies?

  • Metals have a higher aesthetic appeal than other materials.
  • Metals require less maintenance compared to other materials.
  • Metals are cheaper than other materials for construction purposes.
  • Metals are readily available and have a wide range of applications. (correct)

What is a key application of aluminum alloys mentioned in the text?

  • Automobile construction (correct)
  • Water pipe manufacturing
  • Historical landmarks
  • Bridge building

How are metals utilized in electronic applications according to the text?

  • In computer discs and printed circuits (correct)
  • For water pipes
  • As food containers
  • For decorative roofs

In what way are metals used in the human body?

<p>As hip or knee replacements and surgical plates (B)</p> Signup and view all the answers

What is the significance of chromium and nickel mentioned in the text?

<p>Utilized in stainless steels and corrosion-resistant alloys (A)</p> Signup and view all the answers

How many metals are there in the Periodic Table as stated in the text?

<p>85 metals (D)</p> Signup and view all the answers

Which group of professionals in the field of corrosion are considered the most effective according to the text?

<p>Those who understand both corrosion science and corrosion engineering (B)</p> Signup and view all the answers

How does corrosion science help corrosion engineering, as mentioned in the text?

<p>By providing connections between various case studies (C)</p> Signup and view all the answers

What do a large number of possible environments, metals, and specific conditions generate, as stated in the text?

<p>A very large number of individual case studies (D)</p> Signup and view all the answers

What can understanding corrosion mechanisms lead to, as mentioned in the text?

<p>Possible new corrosion-resistant alloys (C)</p> Signup and view all the answers

What is the relationship between corrosion science and corrosion engineering?

<p>They complement and reinforce each other (C)</p> Signup and view all the answers

What is highlighted as a challenge for today's corrosion scientist in the text?

<p>Understanding various environments for metal use (A)</p> Signup and view all the answers

What is the effect of corrosion on metals according to the text?

<p>Corrosion deteriorates metals by turning them into oxides or other corrosion products. (D)</p> Signup and view all the answers

What was the consequence of the oil leakage mentioned in the text?

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

Why are environmentalists interested in conserving the supply of metals, as per the text?

<p>To reduce the number of solid materials at recycling centers (A)</p> Signup and view all the answers

What caused discoloration of drinking water for 100,000 residents of Northern Virginia in 1991?

<p>Sediment and rust from a temporary pumping station (B)</p> Signup and view all the answers

How does corrosion impact the service life of a metal product according to the text?

<p>Corrosion has a positive effect on extending the service life (A)</p> Signup and view all the answers

What was one unpleasant consequence of the contamination incident in Northern Virginia as mentioned in the text?

<p>The prospect of drinking rusty water was unpleasant and disconcerting (A)</p> Signup and view all the answers

What is one of the main goals of developing protective surface treatments and corrosion inhibitors?

<p>To replace environmentally objectionable inorganic chromates (A)</p> Signup and view all the answers

How do corrosion-resistant surface alloys improve conservation of materials compared to conventional bulk alloying?

<p>By confining alloying elements to the surface (D)</p> Signup and view all the answers

What is one potential advantage of new generation stainless steels containing replacements for chromium and other critical metals?

<p>Reduced reliance on critical metals (A)</p> Signup and view all the answers

Why is understanding passivity important in developing alloys with improved corrosion resistance?

<p>To guide the development of alloys with improved corrosion resistance (A)</p> Signup and view all the answers

What phenomenon leads to the breakdown of passive oxide films by chloride ions and subsequent pitting of the underlying metal?

<p>Presence of chloride ions (C)</p> Signup and view all the answers

What is a key feature of 'smart' organic coatings that distinguishes them from traditional coatings?

<p>Automatic dispatch of organic molecules for corrosion inhibition (A)</p> Signup and view all the answers

Why is the study of corrosion considered a challenging and interesting pursuit?

<p>Corrosion is difficult to predict and understand. (B)</p> Signup and view all the answers

What were the combined effects that caused the collapse of the Silver Bridge over the Ohio River in 1967?

<p>Stress and corrosion (C)</p> Signup and view all the answers

In what way did corrosion contribute to the tragic incident involving a commercial airliner in 1988?

<p>Corrosion led to metal fatigue (B)</p> Signup and view all the answers

What is the main reason stated for studying corrosion with regards to human life and safety?

<p>To ensure structures do not collapse (D)</p> Signup and view all the answers

How did corrosion contribute to the loss of human life in the incident involving the Silver Bridge?

<p>It accelerated stress on the structure (D)</p> Signup and view all the answers

Besides societal issues, what is another key reason given for studying corrosion?

<p>To understand metal properties (D)</p> Signup and view all the answers

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