tobacco encyclopedia Schilb Antiquarian The Tobacco Takers: Puritanism, Smoking,

These lighters produce a gentle, flickering flame thats perfect for indoor use

Zhou YJ, Hanson EP, Chen YQ, Magnuson K, Chen M, Swann PG, Wange RL, Changelian PS, O'Shea JJ

Utility Requirements and Costs: Analysis of utility needs (such as water, electricity, and fuel) and their associated costs

Their Signature is also advertised as being ideal for rooms up to 40m2, however because they design all their units to provide a generous 5 air changes per hour, putting it in the same room as the Levoit would see it clean the air around twice as quickly

Moreover, the study was constrained by the inability to gather new data as it relied on secondary analysis