Why is it dangerous to pump the throttle for engine start in cold weather?

Question

Question PPL(H) - Private Pilot License - Operational Procedures

QuizVDS · Accepted Answer

It may cause a carburettor fire

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Carburettor icing can occur

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The oil will become diluted

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The engine might start with not enough power

Id 636 - PPL(H) EN - Why is it dangerous to pump the throttle for engine start in cold weather?