Word: fuel
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...Speedway's marketing director, explains that not every night is amateur night. "The International Hot Rod Association (IHRA) is the sanctioning body, and we have world class racing here. A lot of the pros come here. We set a lot of world records this year. We reset the top fuel dragster record." Things get a little a hairier those nights, "the cars get up to 300 miles per hour and sometimes we have fire problems explosions, but everyone's wearing fire suits and helmets." Evidently, that's what the crowds like to see; often upwards of 20,000 people pack...
...expressed concerns about what they said they perceive as congressional inertia in enacting vigorous reform resolutions. Most who spoke out said they believed that Congress has neglected the environment by continuing to subsidize heavy industrial polluters and refusing to allocate serious funds to coming up with alternatives to fossil fuel resources...
...magnetar is a star that has run out of fuel and collapsed to form a neutron star--a ball of matter just a dozen miles across, so dense that a teaspoonful weighs tens of millions of tons. In rare instances, a neutron star can generate a magnetic field strong enough to shatter the star's metallic surface, sending high-energy X rays and gamma rays blasting into space...
That patience pays off. DS1 will carry a mere 180 lbs. of xenon fuel, about one-tenth the fuel needed for a conventional craft. Electricity required to power thrusters and other equipment will come from a new solar panel equipped with 720 lenses that focus sunlight down to a strip of solar cells...
...analogous to having your car find its own way from L.A. to Washington, arrive at a designated parking place, and do it all while getting 300 m.p.g." By the same analogy, could the car then drive on to other cities too? Apparently. Barring problems, DS1 will have enough fuel and navigational smarts to proceed to a burned-out comet called Wilson-Harrington in January 2001 and, as its grand finale, to Comet Borrelly later that year...