For making your own flywheel steel should do fine. You're probably not aiming for an 80,000+RPM flywheel that rides on magnetic bearings. So composites shouldn't be needed. The best material, eventually, for flywheels should be carbon nanotubes. They have huge tensional strength, but lousy compression strength. Tensile loads is what a flywheel has, so they'd work great.
It is important to note that not all batteries associated with these computer models are affected. The company is directing all users to its HP Battery Recall website to go through the online validation and replacement process.
TORRANCE, Calif., September 18, 2014 â Toyota Motor Sales, U.S.A., Inc., today announced plans to conduct a voluntary safety recall of approximately 20,000 Model Year 2014 Avalon, Camry, Highlander, Sienna, and Model Year 2015 Lexus RX vehicles equipped with the 2GR-FE engine....ORRANCE, Calif., Sept. 29, 2014 â Toyota Motor Sales, U.S.A., Inc., today announced that it has advised the National Highway Traffic Safety Administration (NHTSA) of plans to conduct a voluntary safety recall of approximately 690,000 Model Year 2005-2011 Tacoma 4x4 and Tacoma Pre-Runner pickup trucks....