Crews using torches lighted backfires along the edges of the traffic artery to burn potential fuel.
Deuterium is abundant, in effect forming an infinite potential fuel supply.
What is the potential fuel that the Sanders campaign is looking for — an indictment or some disqualifying scandal?
But at most it has slowed, not halted, Iran's enrichment of uranium, a potential fuel for a nuclear weapon.
Larger-than-expected increases in United States gasoline and oil inventories eased concern about potential fuel shortages this summer, hurting Exxon and other refiners.
The moon is also rich in helium 3, which is rare on Earth and thought to be a potential fuel source for future fusion reactors.
In addition, a plague of bark beetles has turned huge swaths of forest into kindling, as it did last fall, adding enormously to the potential fuel for fires.
Japan's fourth-biggest automobile maker, the Mitsubishi Motors Corporation, said it was recalling 203,635 cars in Japan because of potential fuel tank defects.
Hydrogen, a primordial element, is the most abundant atom in the universe, a potential fuel that poses little risk of scarcity.
Now firefighters like Klimek look for ways to reduce the potential fuel in the environment, which sometimes means letting lower-intensity fires burn and watching them closely.
Another potential fuel source is hydrogen, which, by the time of the competition's final stages, may be considered a viable fuel.
