hydrogen cyanide is the primary psychoactive ingredient in tobacco Reducing Secondhand Smoke Exposure Children Risks and Benefits of Nicotine

It does not tend to accumulate in the liver as a result of its modest lipophilicity

Meanwhile 11.8% of Japanese adults were current users of HTP in 2025, which amounted to 12.9 million people.[19] In contrast, only 2.1 million people in Japan were currently using nicotine vapes in 2025.[20] This is still a significant number of people, but is six times lower than the figure for HTP users, primarily due to the fact that vapes are banned (unless licensed as a medicinal product), while HTP can be legally bought online and in-store

Back in the day, it actually contained a working lighter designed for lighting up

It was so strong, I couldn't even wash it off

Does vaping affect blood sugar levels