Tools Archive

For many people, there will never be a need to get an ultra-accurate humidity reading. Sure, you might turn on a humidifier if the air is too dry, or run a dehumidifier in a damp basement. But very few people care whether their indoor humidity is 58 or 60 percent. That said, there are a number of reasons you might want a very accurate reading. …

Whether you live in a warm climate or you’re trying to avoid the dry air that comes with winter, a hygrometer can be one of your best friends when you’re trying to manage your equipment or keep track of the weather outside. Hygrometers are especially popular for people who are keeping instruments. Common practice has been to keep a small amount of rice or silica …

If you’re looking for a good flashlight, it’s easy to get sidetracked. Many modern “tactical” lights come with all kinds of accessories, such as SOS and LED functions. Let’s be clear. This isn’t always a bad thing. For instance, the Olight Perun 2 comes with five light levels and a rechargeable battery. If you’re conscientious about what you buy, you can find a great value. …

Radiation is all around us. It’s coming from televisions, tablets, and laptops. It’s coming from radio towers, and it’s coming down from satellites. Without climbing inside of a cave, it’s actually pretty hard to entirely escape it. That also means the ubiquitous nature of EMF is tricky to measure without a highly sensitive instrument. How to Choose EMF Meters & Detectors When you want to …

For the most part, there are two reasons people reload their own shells. The first reason is having optimal ammunition. People who want true accuracy will weigh their brass cases. For the tightest possible grouping on your shots, there’s no substitute to reloading yourself. The second reason is safety. Bullets that are manufactured by some machine are going to be prone to mistakes. Even if …