the synthetic nicotine being produce is done with green chemistry meaning no heavy metals used in synthesis
with the nicotine being lab made no ground pollutants such as lead and other heavy metals are present just like fake vanilla extract which most seasoning coming from India with polluted soil
also less soil less environmental impact
the ingredients have gotten safer over time as well also leading to changes in other industries
hugely better product both health and environmental and all around
not to mention not have the ill effects of second hand smoke
my own lung capacity was around 80% and dropping during the years was consuming combustible nicotine and cannabis products but now is above 90% had my lungs checked by a doctor