The emergency services were called after a crash in Little Chalfont.
Buckinghamshire Fire and Rescue Service rushed to the scene on Chalfont Station Road at 10.36am on Monday (June 12).
The cars were leaking liquid when one fire engine and crew from Amersham arrived.
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The fire service said: “A man and women were out of the cars on arrival.
“The firefighters used an environmental kit to absorb a liquid leak from the cars.
“The scene was left in the hands of Thames Valley Police.”
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