The extra unleaded is cheaper.
Octane rating. regular is 87 plus is 89 or 91
I don't think there is a way to visually tell the difference between leaded and unleaded fuel. However, leaded gasoline has become "extinct" and it is more likely that you have unleaded gasoline in the can.
Unleaded gas is petrol. In some countries they call it petrol and in others it is called gasoline or gas.
Yes.
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.
the color and diesel is oily.
Because it has ethanol in it.
Yes. The difference in their names merely reflects a difference in ad campaigns.
Yes. The difference in their names merely reflects a difference in ad campaigns.
What is the difference between private stafford and plus student loans?
Kerosene is fuel for a diesel engine. gas is fuel for spark engines.