Propane-fueled burners provide this to lift balloons; politicians make their own
STRIFE WITH FATHER: Thanks 
to an angel, Abraham didn't make him the ultimate sacrifice  NICK NAMES: 
Some... [DOC] [TLE] Balloons and Baskets, Riders on the Wind - The New York Times [PAR] Sep 22, 1996 ... Like politicians, balloonists make a living riding ever-shifting winds and making a 
lot of hot air.