Question
What additive keeps engines clean by preventing contaminants and deposits from collecting on surfaces?
Friction modifiers
Dispersants
Detergents
Antioxidants
Friction modifiers
Dispersants
Detergents
Antioxidants
Answers
GPT-4o mini
The additive that keeps engines clean by preventing contaminants and deposits from collecting on surfaces is **detergents**. Detergents help to clean and maintain engine parts by preventing the formation of sludge and varnish, keeping surfaces free from harmful deposits.