Traces of vanadium in high-temperature combustion items sort droplets of molten vanadates. These assault the passivation levels on metals and induce high temperature corrosion, which can be a concern especially for inner combustion engines. Molten sulfate and lead particulates also have these kinds of outcome. 1970 – Tobacco producers https://broadfar.com/oraco-global-trends-in-heat-not-burn-products/