Diesel fuel smells the same as home heating oil.
I'd probably do it by smell.
A person can tell the difference between diesel and petrol by the smell. Diesel is going to smell more like oil. Gasoline smells more like vinegar.
JP5
A certain smell, such as violets and roses or even diesel perfume A certain smell, such as violets and roses or even diesel perfume
diesel vapors due not ignite like gasoline does. Also diesel has a totally different smell.
I kmow this sounds stupid most likely it is at least one cracked injector sleve. Stick your finger in the cooling system water when it is not hot bet it has diesel in it also it will smell of diesel.
By the smell is the easiest way.
By smell. Each has a distinctive smell that is easily recognized.
Most definitely.
spray
It takes several washings.
Your fuel system might have a leak if the strong smell is similar to the smell of refuelling. Or the exhaust might have a leak allowing fumes to get in the cab with you. Diesel fuel has a strong oder if burnt in a rich mixture an in under hard acceleration.