RD Bentley

Common Sports Injuries And Solutions

Exercise is a noble activity and physically rewarding, but sometimes the strains can be debilitating. Sometimes the pain just will not go away and solid advice becomes necessary. The help on YouTube is phenomenal. 1. Calf Strain — It is [...]

Understanding The Principles Of Distillation

Distilled water has been known since at least 200 AD, when Alexander of Aphrodisias described the process. The distillation equipment is called a still. A simple way (labeled How To Turn Salt Water Into Fresh Water) explains the process using [...]

The Circle Of Confusion Continuity

Acircle of confusion is an optical spot caused by a cone of light rays from a lens not coming to a perfect focus when imaging a point source. Life sometimes seems out of focus, and you sometimes wonder what the [...]

Quick Baofeng UV5R Program Guide

New out of the box—one must learn to program your Baofeng UV-5R radio. This guide is useful especially for newbies. I’m mostly interested in programming simplex type applications, along with local emergency frequencies. Sometimes I forget this simple process because [...]

And The Satellite-Guidance System Takes Over

It was the GBU-43/B Massive Ordnance Air Blast (MOAB aka Mother of All Bombs) that was used on April 13, 2017 in Afghanistan. Designed to be delivered by a C-130 Hercules, MOAB is the most powerful conventional bomb ever used [...]

Turn Your Smartphone Into A Security Camera

Do you have a spare or an older smartphone that you are not using? You can turn that into a security camera you know. There’s an app for that and it’s called WardenCam. Installation is a breeze. Access remotely 24/7 [...]