Calcium compounds are widely used. There are vast deposits of limestone (calcium carbonate) used directly as a building stone and indirectly for cement. When limestone is heated in kilns it gives off carbon dioxide gas leaving behind quicklime (calcium oxide).
How to Change Transmission Fluid. Transmission fluid needs to be changed from time to time in order to extend the life of the transmission, usually every 30,000â60,000 miles (48,000â97,000 km) (sometimes more â check your owner's manual for service intervals).
how often to change transmission fluid in 2010 Honda crv with 20,00 miles. 5 Answers. 13 out of 13 people think this is helpful. 7 out of 7 people think this is helpful. Well you aren't really changing it in the historical sense, you are kind of refreshing it. You can only get about three quarts of the 8 or so quarts that is actually in the unit.