Thiss is often due to the presence of thiocyanate a compound commonly found in foodstuffs such as cabbage and broccoli, and sometimes in various medications
The main ingredients are vegetable glycerine and propylene glycol, but most e-liquids also contain nicotine, which must be no more than 2% or 20mg per ml, as well as small amounts of flavourings and sweeteners
Al-Sadat N, Misau AY, Zarihah Z, Maznah D, Tin Tin S: Adolescent tobacco use and health in Southeast Asia
Blunt rollers, especially electric and automatic models, are designed to produce a uniform pack and roll every time
No Re-Rolling Burnt Ends Once a joint is smoked down, dont try to reroll the remains into a new one