Sentences with phrase «because diesels use»
I assume that this is because diesels use compression for ignition, and the lower air pressure reduces the effective compression.
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EMISSIONS - Because diesel fuel is heavier and oilier than gasoline it can be more polluting, earning a reputation for sootiness when it came into wider U.S. automotive use during the 1970's oil crisis.
Indeed, in a 2011 email to ProPublica, Halliburton, a company listed in the congressional investigation as having used 7.2 million gallons of diesel fuel, said it had not violated any laws «because there are currently no requirements in the federal environmental regulations that require a company to obtain a federal permit prior to undertaking a hydraulic fracturing project using diesel.»
At the moment, only five percent of the world production of diesel fuel makes use of this process, because it is cheaper for companies to use more polluting substances.
Because lipids from Y. lipolytica have chemical properties similar to those of diesel fuel, they can be readily used as biodiesel using current vehicles and existing infrastructure at gas stations.
If I loaned my car to my mom or a friend for some reason and they forgot to use diesel because they used gas all their life, i would have a heart attack receiving that call that my car is on the side of the road ON FIRE!
Diesels on the other hand have been using Direct Injection for quite a while now, because
Under the bonnet, the XC60 uses the same modular four - cylinder petrol and diesel engines — ignore the T5 and T8 badges, because the XC60 is a four - pot only.
We didn't get those European tiny clean turbodiesels because we still use crappy Euro2M diesels, those engines need at least Euro4 ones.
It's a shame that the 1.2 and 1.4 - litre petrol engines that used to be offered in the Altea have been withdrawn, because they were much quieter than the diesel engines that are the only option now.
Volvo decided to use a gasoline - based electric hybrid rather than a diesel - electric hybrid because «petrol is simply the most global fuel.»
A possible reason for not launching the car is because Maruti wants the XA - Alpha to use its self - developed diesel engine from Day 1.
We didn't get to drive the turbo - diesel model, a $ 73,900 quattro proposition, which is a shame because Audi reckons it's the most economical diesel AWD vehicle in Australia, using fuel at a rate of 4.6 L / 100 km.
That's because the four - wheel - drive system uses more fuel and the petrol car has an excellent stop - start system, meaning that the petrol car's 51.4 mpg is only just beaten by the diesel's 57.7 mpg..
We decided to use a diesel - powered car as a starting point because in the mid-term, we don't see a demand for gasoline hybrids in Europe.
The information I could find on US bioethanol is not encouraging — according to a recent University of Berkley study (see here Source: http://rael.berkeley.edu/EBAMM/FarrellEthanolScience012706.pdf), US bioethanol has 13 % less greenhouse gas emissions than diesel or petrol, because of the energy intensive refining process, the energy input to farming, and fertilizer production and use.
It's really good that diesel vehicle sales are declining, because the saved diesel could be used power ships, barges and locomotives which normally run on more dirtier bunker fuel.
Fossil Fuel is a generic term that isn't quite correct Natural Gasoline is a distilled derivative of oil but almost all ofit is manufactured from cracked and recombined oil derivativeswhile natural gasoline is further refined intoPropane, butane, Proproline (a plastics feed stock), and Natural gasand also separates out sulfur (for fertilizer and explosives) Gasoline can be made from coal («Coaline») or from organic matter («Bio-fuel») but uses a few of oil based feed stocks instead tomake «Sythiline» (artificial gasoline) This gasoline is actually cleaner burning then natural gas with allit's «flare offs» (butane, propane, propoline, sulfur) used in theearly 19th century because it is manufactured only with essentialHydrocarbons Diesel fuel is also becoming more and more Manufactured instead ofdistilled as demand for it rises but improvements in Hydro cleaningis allowing for diesel with no volatile chemicals like sulfur andmercury (taken out for petro - chemical feedstock to make fertilizerand thermometers) In both cases what you have is pure hydro - carbons, a carbon atomwith hydrogen atoms attached to it In the case of gasoline there is CH1, cH7, CH11 When in a combustion engine the gasoline is sprayed into the pistonafter being mixed with air and the drive of the engine compressesthe the chamber filled with the gasoline mist until it's full downstoke then the spark plug causes the Exothermic reaction... which isthe conversion of the potential energy in the gasoline mist to heatand force, with the force side of that equation shooting the pistonupward and the top of the stroke kicking what's left of thecaramelized gasoline mist out into the Emission control box If the Emulsion control box wasn't there to filter out the burntgasoline particles, any potential additives and volatile chemicalsthen the caramelized gunk hitting air would create CARBON MONOXIDEin the cooler then the heat of the engine difference CARBON MONOXIDE can also become a problem if the Emissions controlBox filter, air filters or muffler filters is worn or damaged.
The tax package would provide a substantial incentive to people to use more environmentally polluting modes of transport... International studies clearly demonstrate that taxes on fuel should be increased... and the biggest increase ought to apply to diesel fuel because, at least in urban areas, it has the most damaging effect on human health.
The first is because there are far more heavy trucks which use diesel engines than there are available with gasoline engines.
There are a number of reasons why this is important, most notably because while Bhutan is a net exporter of hydroelectric energy, it also imports all of the gasoline and diesel used for transportation.