3 things to identify on an oil container

(a)  

what are the two base oils

(a)  

what does api mean

(a)  

what does api designate

(a)  

what does sae mean

(a)  

what does sae designate

(a)  

what does “s” mean in (gas/oil) engines

(a)  

what is the worst type of “s” oil for gas engines

(a)  

what is the best type of “s” oil for gas engines

(a)  

what does “c” mean in diesel oil engines

(a)  

what is the worst type of “c” diesel oil

(a)  

what is the best type of “c” diesel oil

(a)  

what should you view in order to find proper oil viscosity for your car

(a)  

what does the “w” mean in 20w50

(a)  

What is compression ratio

(a)  

when air is compressed what happens

(a)  

the more compression, the more ? in the cylinder

(a)  

the more compression the ????? will be burned during combustion

(a)  

the better fuel burn, the ?

(a)  

if the compression is too high, the air/fuel mixture doesn’t need a ? to ignite

(a)  

what two things can be said to have occurred when an additional spark occurs after the spark plug ignities

(a)  

what is it called when excessive heat and pressure in the combustion chamber causes the left over air/fuel mixture to autoignite after the spark?

(a)  

What is it called when ignition of the mixture happens prior to the spark plug firing

(a)  

what does octane mean

(a)  

the higher octane the ? it burns

(a)  

engines with high compression require ? octane fuel

(a)