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Older gasoline used to contain chemicals such as tetra-ethyl lead. This prevented preignition in the engine and allowed engines to be higher compression. They stopped using it because of heath and environmental issues. Different additives are used in todays car fuels instead. Leaded fuel can still be used in offroad equipment and airplanes.
What else can I help you with?
Why is it called gas 87?
It's actually called 'unleaded gas'. Almost all cars have four cylinder gasoline engines, and some use regular unleaded and others premium unleaded fuel. The number, 87 in this case, is the octane rating of the fuel.
What is a reaction that produces gas called?
Nothing in paticular - many classes of reaction produce a gas.
What is the property called when one gas mixes with another gas easily?
This phenomenon is called diffusion.
What are portable gas called?
Portable gas canisters or portable gas cylinders.
What is the gas called that is released by plants?
I think its methane gas
What is the difference between unleaded gas and petrol?
Unleaded gas is petrol. In some countries they call it petrol and in others it is called gasoline or gas.
What are the three buttons on the gas pump called?
They're usually Regular Unleaded, Mid-Grade Unleaded and Premium Unleaded.
What happen to engine with diesel gas that is suppose to be unleaded gas?
When I STOP AT A STATION i GOT UNLEADED GAS BUT FOUND OUT DIESEL GAS WAS MIXED IN WHAT WILL HAPPEN TO MY UNLEADED TRUCK
Mixing unleaded and super unleaded gas is it good?
There is no risk in mixing super unleaded gas and regular unleaded gas. Super is just given to the name of a gasoline because of cleaning agents and octane added to the gas not because the gas is completely different.
Can you mix unleaded and unleaded plus gas?
Yes.
How is super unleaded and regular unleaded gas shipped to the gas stations?
DOT406 Tank Truck
Is it ok to put unleaded gas in diesel tank?
No. Do not put unleaded gas in a diesel tank.
What was the price of a gallon of regular unleaded gas in 1995?
the price of unleaded gas in 1995 was a 1.26
Do you use regular or unleaded in a riding lawnmower?
regular gas IS unleaded...
What kind of gas does a gas scooter use?
unleaded
What is the difference between unleaded and leaded gas?
leaded gas has lead in it, unleaded does not Leaded petrol (or gas as you Americans quaintly call it) contained a chemical called Lead Tetraethyl to improve its performance. It was then discovered that the amount of lead given out by cars (or automobiles) was making city air dangerous to breathe and so its use has been forbidden. All petrol/gas is now unleaded and "green". Car engines have needed to be redesigned to allow them to burn the unleaded fuel.
What happens when you mix regular unleaded and unleaded plus in a gas tank?
When you mix regular unleaded fuel and unleaded plus fuel in a gas tank it results in a mixture of fuel with an octane rating higher that regular unleaded fuel but lower than the octane rating of unleaded plus fuel.
