indifference. n. 1. the fact or state of being indifferent; lack of care or concern. 2. lack of quality; mediocrity. 3. lack of importance; insignificance.
Rating Newest Oldest. Best Answer: A manual Transmission will use Gear oil or transmission fluid. and an automatic transmission will use Automatic transmission fluid. Gear oil is a very thick type of oil (engine oil is 30 weight and gear oil is 80 weight) that is thrown around inside the transmission when the gears are turning. Automatic transmission fluid is a Hydraulic fluid that is designed to be pumped and it operates several clutches band brakes inside the transmission.
Driving conditions generate heat in the transmission. Automatic transmission fluid cools the transmission components and allows for smooth transfer of power to the transmission for proper function. Different car makes and models require various types of automatic transmission fluid. Two common types are Dexron and Mercon. Mercon Mercon entered the market in 1987, according to the book The Role of the Chemist in Automotive Design by Herman K. Phlegm.