While there is some variance between different countries, usually you are not allowed to pack a lighter in your suitcase if it is going in the hold
So the inventor kept laboring and in time had developed a closely guarded method that allowed him to produce fibers many times thinner than a human hair

Scale of health risk 8,9 *Cigarettes & alternative tobacco and nicotine products mostly owned and manufactured by tobacco companies 22,23,24.25 Alternative tobacco and nicotine products: What you need to know Whilst alternative tobacco and nicotine products could be a step in the right direction, most have not been specifically developed to aid quitting: Average weekly nicotine consumption amongst vapers is 2X that of an average smoker 34-36 70% of alternative tobacco and nicotine product users still smoke 37 Alternative tobacco and nicotine products are not licensed medicines No clear dosing regimen and inconsistent dose delivery No tapering guidance Often flavoured for purposes of enjoyment May contain harmful ingredients Long-term health risks largely unknown Alternative tobacco and nicotine products in adolescents Studies , show that nicotine binds to more receptors in the brains of teenagers than in adults
He looked away and grabbed his lit cigarette
MATTHEW MCCONAUGHEY: But it is a mortal way of going
unopened packs of cigarettes TSA rules dont distinguish between opened and unopened packs of cigarettes: youre allowed to bring both in your carry-on or checked luggage, as long as theyre for personal use