I don't think it's a matter of preferring non-decimal fractions. People use what they are used to, inertia is powerful. Where I live we use metric but gas and p

I don't think it's a matter of preferring non-decimal fractions. People use what they are used to, inertia is powerful. Where I live we use metric but gas and paint are still measured in gallons because they were measured in gallons in the not so distant past. Our cooking books do mix 1/4 liters with teaspoons.