Part of the reservations system calculates the weight of the airplane based off passenger, fuel and luggage data, which is necessary for the airplane to safely take off.
Continental Airlines has become the latest airline to buckle under the weight of record fuel prices.
The extra weight could also rob the car of its full fuel load, forcing it to make extra pits stops during a race.
And the wings are the reason this plane is considered one of the most revolutionary in aviation history (the weight-saving reduces per-passenger fuel consumption by 20 percent).
The towers' central steel spines were weakened by the intense heat from the burning aviation fuel, and eventually gave way when they could no longer support the weight of the floors above the crash zones - that is the accepted analysis.
Ford has developed a prototype vehicle--the P2000--that replaces steel and cast iron in several key components as part of an effort to reduce the weight of a vehicle by 40%, which would create dramatic fuel efficiencies.
For shipping, alleviating glass bottles significantly reduces the weight and the shape allows the wine to be packed more efficiently which results in a reduced amount of fuel needed to ship the wines.
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But until recently they have suffered from a low power-to-weight ratio, unlike the other sort of room-temperature fuel cell, the temperamental and costly proton-exchange-membrane device, which several firms hope soon to use in motor cars.
The weight of the airframe determines, to some extent, how much fuel is needed for any one flight.
The added weight of 1 person does add to our fuel burn, especially on flights 5 hrs or more to Hawaii.
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Taking a few tonnes of the weight of an aircraft is one: encouraging people to drive more fuel efficient cars is another.
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This year the concept cars of interest are environmentally friendly, light-weight, fuel-efficient, compact, and incredibly fast.
In addition to the growth in light trucks and cars, sales for heavy trucks and truck trailers have risen, and there, too, fuel standards will mean more aluminum will be used to lessen the weight of the vehicles.
If we could do away with the rivets then we could save that 10% in weight and thus some large amount of fuel.
Apart from developing more fuel efficient engines, the mileage of a car can be boosted by reducing the car weight.
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