In case of a power outage, most people use flashlights and emergency lights at night. However, when the power does not come back shortly, flashlights and emergency lights might eventually run out of batteries. Therefore, another source of light that is popularly used by people is candles. In fact, candles are the … Read more
Electricity is one of the many discoveries that have shaped people’s way of living. For most of us, it is nearly impossible to live without electricity because it helps us cook our foods, give us light, and power our appliances. Well, most people, when they think of the electricity going out, the … Read more
You’ve already seen it in video games and Hollywood flicks those grainy green screens of night vision on the lead character who looks like a futuristic cyborg with goggles attached to his head. The reality is night vision goggles are accessible to just about everyone today whether it be for hunting, working … Read more
Introduction It’s common knowledge that batteries should be stored in cool and dry places, but how do we store different types of batteries for a long period of time? Most batteries should be stored at around room temperature or preferably 15°C/59°F, while extreme allowable temperature ranges from –40°C/-40°F to 50°C /122°F. Batteries … Read more