This series of multimeters is good for hydraulic system maintenance and troubleshooting. They come in flow ranges of 100 gpm or 200 gpm, peak pressure to 9,000 psi and temperatures to 250F, with digital readouts of flow rate, fluid temperature, pressure, peak pressure, volumetric efficiency and hydraulic horsepower. A free DVD describes the company's products, and also offers troubleshooting techniques such as setting and verifying relief valves, component leak testing and automatic calculation of pump volumetric efficiency.
The Space Kid, 11, will be one of the first civilians to have his design manufactured in space by NASA, thanks to the City X Project, which inspires kids to think about new 3D-printed inventions that could be useful for humans living in space.
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.