How first use became an epidemic of use.
The following investigative report reveals the reason Juul, the innovative e-cigarette captured 40% of the US e-cigarette market in just 2 years; both nicotine potency and marketing drove this product.
“The San Francisco startup that invented the groundbreaking Juul e-cigarette had a central goal during its development: captivating users with the first hit.”
https://www.reuters.com/investigates/special-report/juul-ecigarette/
by Dr.Stephen Hamann