The UHF signal is attenuated or absorbed by foliage, rough terrain and trees, VHF does better outdoors
Die Hard, based on Roderick Thorps 1979 novel, Nothing Lasts Forever, pitted Willis as New York City detective McClane, matching wits with a band of terrorists, led by Alan Rickmans Hans Gruber, who takes over a Los Angeles skyscraper, where McClanes estranged wife (Bonnie Bedelia) is attending a Christmas Eve party for her company
File Class 3000-2
Moon-shong Tang, a Professor of Environmental Medicine, Pathology and Medicine at New York Universitys School of Medicine, was that e-cigarette smoke (ECS) seemed to cause damage to DNA in the same way that tobacco smoke is known to do, despite having none of these extra chemicals in the formula
(This is a great overview of these exemptions.) It is also against the law to smoke within 20 feet of a public building and in a moving vehicle with a minor (18 years or younger) in the car