These things grab on and don't let go. For this list, we'll be looking at the substances that have the highest rates of addiction, at least according to the majority of reputable researchers. WatchMojo counts down the Top 10 Most Addictive Substances in the World. read more...
Top 10 Most Addictive Substances In The World
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VOICE OVER: Rebecca Brayton
WRITTEN BY: Garrett Alden
