Concerned that you'll never be able to replace your HP 41C when it finally craps out? We were, too. Until we found out about calculator emulators for the PC. As one engineer says, "I just pop the 41CX up on the screen, load my old program files written in the standard HP language, and voila!" Check it out at www.hpcalc.org/hp48/pc/emulators/.
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.