if you car has a leak, there is an easy way to identify the source .
place a piece of cardboard under your while it is running.
the color of the fluid will inform you of where the leak might be.
( ) , oil is black, coolant is green. this will help you to see the source of the leak.

위에 괄호안에..들어갈 단어가..for example 맞나요? 아니면..however, in addition..인가요??