As the legal cannabis market matures, it’s driving advances in how users consume it.

Ancient Egyptians heated herbs and oils on hot stones to create potent vapors they could inhale.

Today, the fastest-growing segment in cannabis is the old-fashioned vaporizer, but the high-tech 21st-century version is vastly different from those humble hot rocks — and it’s helping create new markets for cannabis. 

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Nick Kovacevich ~ Forbes.com ~