Since they are not as powerful as new generation personal vaporizers, first generation e-cigs don't offer the same level of efficacy when delivering nicotine to the end-user, they also produce less vapor than their counterparts.[2] ecigs
Since they are not as powerful as new generation personal vaporizers, first generation e-cigs don't offer the same level of efficacy when delivering nicotine to the end-user, they also produce less vapor than their counterparts.[2] ecigs
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