can i bring a cigarette lighter in my carry on Zippo Allowed You Lighter Did You Know There Are Rules Around Travelling With Lighters And Which lighter to bring?? :

This apparent link may be due to several factors

These may be illegal drugs, medications that have been prescribed to a person, or medications that a person is using in an illegal fashion

When the ban on TV cigarette advertising deprived the tobacco industry of its principal means of persuading the customer directly, the industry, adapting itself to circumstances, turned around and placed far greater emphasis than formerly on salesmanship where it counted most at the spot where the customer turned up to buy

"CONFERENCE OF THE PARTIES TO THE WHO FRAMEWORK CONVENTION ON TOBACCO CONTROL" (PDF)

Stress Relief : Many herbal blends, such as chamomile and mint, have calming effects that may help relieve stress and anxiety