Talk to your dentist If you regularly smoke marijuana, your dental professionals will help you understand how marijuana may be affecting your oral health so you can make informed decisions and take preventative measures to minimize negative effects
For the purposes of this discussion, the most important aspect is the tongue's ability to sense thermal temperature, chemical temperature (which is more "tingly"), and, unfortunately, discomfort
According to the Ministry of Health, Labour and Welfare in Japan, you can actually bring in a 1 month supply of nicotine eliquid
Stolerman IP, Mirza NR, Shoaib M (1995)
Which countries' electronic cigarettes are sourced from Chinese factories last year