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Soheil1 Posted 12 years ago
Vocabulary

Drug

Hi.
Alcohol is one of the most widely used drug substances in the world.
(http://www.nlm.nih.gov/medlineplus/ency/article/001944.htm)

What is a drug substance?

Thanks in advance
  

Top answer

A substance suggests to me a solid, ie not a liquid, not a gas. So, I would not call alcohol a substance.

  • A substance suggests to me a solid, ie not a liquid, not a gas.
  • So, I would not call alcohol a substance.
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2 Answers
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A substance suggests to me a solid, ie not a liquid, not a gas.
So, I would not call alcohol a substance.
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"Drug Substance" means a content or item which is helpful/important in making drug effective. So the meaning of sentence is, ' Alcohol is one of the "important content" in making drug "effective", which is widely used in the world.

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