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Originally often bought as an extra vacuum for quick clean-ups in between full home cleans, the very best cordless vacs are now good enough at cleaning to replace your corded vacuum. Beware, though: ...

Well-known industry author and instructor Jim Johnson is offering a new video for technicians who want to sharpen their troubleshooting skills. "This HVAC training video program, is available in DVD ...

My sister asked me to let them do a presentation at my house. I didn't want to do it, but it would help her out. When Teresa came to my house and hit me with her sale pitch, I wasn't feeling any of it ...

This bot is controlled by an Android app which sends commands via Bluetooth. Servo motors control a three-axis robotic arm to perform pick-and-place operations. The project simulates a basic robotic ...

Whether you're looking to avoid allergens or simply want to do as little housework as possible, these are the best self-emptying robot vacuums we've tested. & Andrew Gebhart Senior Writer, Smart Home ...