This is because the normal methods of using an oil boom to contain the slick and an oil skimmer to vacuum up the oil or chemical foam are no longer effective as the slick has thickened and now has a tar-like consistency.
32.
While firemen stood idly by flames more than 100 feet ( 30 meters ) high, an official on the scene, speaking on condition of anonymity, said the government must import chemical foam needed to smother the blaze before firefighting operations can continue.
33.
The French team of more than 25 firemen who flew in from Europe overnight Friday rushed to the scene in Ivory Coast's commercial capital where they sprayed chemical foam to contain the blaze that reduced two large petroleum storage tanks to molten metal.
34.
One firefighting plane and one heavy lift helicopter left for Izmit to assist efforts to extinguish a blaze in Turkey's largest oil refinery, while a C-130 military transport plane also airlifted chemical foam to supply those battling the fire, the defense ministry said.
35.
The lid of the tank was jarred partially open by aftershocks, and the fire started while workers at the refinery were spraying in chemical foam to prevent the naphtha from being exposed to the air, said Mitsushi Kobayashi, an Idemitsu spokesman in Tokyo.
36.
While firemen sprayed water onto flames roaring more than 100 feet ( 30 meters ) high, an official on the scene, speaking on condition of anonymity, said the government must import chemical foam needed to smother the blaze before significant firefighting operations can continue.
37.
Chemical foam is considered obsolete in the United States and has been replaced by synthetic mechanical foams, such as AFFF which have a longer shelf life, are more effective, and more versatile, although some countries such as Japan and India continue to use it.
38.
Emergency vehicles and firetrucks from the Jericho Fire Department, whose station house is located just off the expressway, quickly arrived at the scene, halted traffic in both directions and began pumping a white chemical foam onto the roadway, smothering the spilled gasoline whose volatile fumes filled air.
39.
DESTROYING ANTHRAX : Graphic illustrates how anthrax is detected and how it can be destroyed; includes an explanation of a new technology for sterilizing mail and how a chemical foam decontaminates a room; 3c x 5 inches; 164 mm x 127 mm; with related stories; MOVED Friday, Oct . 26.
40.
The 415 can scoop up to 6, 140 litres ( 1350 Imperial gal or 1, 620 US gal ) of water from a nearby water source, mix it with a chemical foam if desired, and drop it on a fire without having to return to base to refill its tanks.
