And right now, the technology to produce this fuel type on a widespread scale simply does not exist.
To do so, Rizk and Machol gathered data based on state electricity profiles, fuel type, and national averages for the benefits per ton of emissions.
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Drivers enter their location, search radius and required fuel type.
Rizk and Machol found a similarly wide range for the valuations for health impacts by fuel type: 19 to 45 cents per kilowatt-hour for coal, 8 to 19 cents per kilowatt-hour for oil, and 1 to 2 cents per kilowatt-hour for natural gas.
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In my day job I am in the supply chain of this type of fuel cell.
Coleman, executive director of the Advanced Ethanol Council, said there are a lot of misconceptions about the type of fuel.
One of Barack Obama's fleet of armoured limousines has broken down in Israel after being filled with the wrong type of fuel, reports say.
To meet these standards, new facilities will not be allowed to exceed emissions of the least polluting power plant currently using the same type of fuel.
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Within a year Travelport hopes to give every single flight a carbon rating, taking into account the plane, the type of fuel used, and other data points.
In addition to the size of Tuesday's blast, the type of fuel used to create the explosion will be an immediate concern to the U.S., South Korea and other nations.
When the grueling 2013 Rolex 24 endurance race kicks off at Daytona International Speedway on Jan. 26, the field will include three Mazda6 race cars powered by an unusual type of renewable fuel.
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Gevo, of Englewood, Colorado, which filed for flotation on NASDAQ in August, is planning to make another type of post-ethanol fuel: butanol.
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This type of ethanol refers to fuel made from waste, wood, plants and other products, as opposed to the now widely produced corn ethanol.
Also a type of electric vehicle, a fuel-cell car takes hydrogen gas and converts it into electricity, while emitting only water vapor.
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Lacking NBA or MLB-type cable money, NHL clubs fuel a big chunk of their growth both at the gate and through a digital strategy that has yielded increasingly popular content on NHL Network, NHL.com and NHL Mobile.
Fuel economy thresholds for new vehicles vary according to type.
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Taking a lead from the utility market, where OPower uses data from utilities to let consumers know how their energy use stacks up against comparable households, the car companies could let customers know how their fuel efficiency compares with other owners of the same type of vehicle, then suggest ways to improve.
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Dung, or any other type of biomass, goes into the fuel cell chamber and the whole contraption is thrown into a cooking stove.
The term hybrid is used because this type of rocket motor uses neither all-liquid fuel nor all-solid fuel, but a combination of both.
And the fast-breeder type of nuclear reactor in which plutonium was used as fuel is no longer economic.
Cars have gotten more fuel efficient and more powerful, and quite measurably safer in every type of collision.
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Another issue is that a second type of pollutant, aerosols such as the minute sulphate particles that form when sulphurous fuel is burned, promote the formation of clouds.
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