is it true that 5% of people who try heroine and crack cocaine will not become addicted?

Question by collette d: is it true that 5% of people who try heroine and crack cocaine will not become addicted?
my brother said it to me yesterday i was wondering how true it was

Best answer:

Answer by Darktania
Back in college I did tons of cocaine though I never became addicted. The come down was a bit irritating but would last only for about 4 hours. Now I hear Crack and Heroine are Highly Addictive.

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