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Questions and Answers
What is the main product obtained from coal when it burns in air?
What is the main product obtained from coal when it burns in air?
Which industry uses coke as a crucial raw material for the manufacture of steel?
Which industry uses coke as a crucial raw material for the manufacture of steel?
What useful products can be obtained from processing coal in industries?
What useful products can be obtained from processing coal in industries?
What is the almost pure form of carbon obtained from coal processing?
What is the almost pure form of carbon obtained from coal processing?
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Which of the following substances is NOT a product obtained from coal tar?
Which of the following substances is NOT a product obtained from coal tar?
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What is the main process through which dead plants are converted into coal?
What is the main process through which dead plants are converted into coal?
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What are the products of coal that are considered fossil fuels?
What are the products of coal that are considered fossil fuels?
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Which of the following is obtained by refining petroleum?
Which of the following is obtained by refining petroleum?
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What is the process called when dead vegetation transforms into coal?
What is the process called when dead vegetation transforms into coal?
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Which statement about fossil fuels is false?
Which statement about fossil fuels is false?
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What makes coke a valuable fuel?
What makes coke a valuable fuel?
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Describe a characteristic use of coal tar.
Describe a characteristic use of coal tar.
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What are naphthalene balls used for?
What are naphthalene balls used for?
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In what year was coal gas first used for street lighting in London?
In what year was coal gas first used for street lighting in London?
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Why is coal tar described as a black, thick liquid?
Why is coal tar described as a black, thick liquid?
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What is the primary use of coal gas in today's industries?
What is the primary use of coal gas in today's industries?
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Where are petrol and diesel obtained from?
Where are petrol and diesel obtained from?
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How is petroleum formed according to the text?
How is petroleum formed according to the text?
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