MediumMedium Riddle
Without coolant, you'll have some trouble with this.
Riddle
Without coolant, you'll have some trouble with this.
Choose an answer
A.Engine
B.Battery
C.Thermostat
D.Radiator
Hint: It's a word with 8 letters, starting with "R".
Answer
Radiator
Why this is the answer
A car's radiator relies on coolant to prevent the engine from overheating.
This riddle is filed under Hard/Difficult Riddles and rated Medium.