english: But the science on these devices has not been able to keep up with the rapid market growth, so regulations on the components of these devices and e-liquids are lagging.
non_english: Ali, nauka o ovim uređajima ne uspeva da održi korak sa ubrzanim rastom tržišta, pa zato zaostaju propisi o komponentama ovih uređaja i njihovim tečnostima.