Concrete should be troweled to a smooth even surface and be aged for at least 90 days. Expansion joints should be properly filled. Neutralize the surface of the concrete. Use either 1 part Muriatic Acid and 9 parts water or 1 part vinegar and 5 parts water to make a good neutralizing agent.
Cedar Pointâs Top Thrill Dragster relies on the power density of hydraulics. August 29, 2014 By Mary Gannon Leave a Comment. As it embarked on yet another one of its record-breaking, thrill-seeking rides, Cedar Point quickly turned to hydraulics, for the power density and precision control it offers.
Top fuel drag racing is a class of automotive racing where cars run on 90% nitromethane and 10% methanol. Top fuel drag cars are long and narrow, have large rear tires and extremely narrow front tires, and very little sits between the driver and the explosive powertrain.