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Best practices • Don't enable the "use less secure apps" feature. • Don't reply to any SMS request asking for a verification code. • Don't respond to unsolicited emails or requests to send money.
1859 William Clark patented the first electrical mining lamp. [3] 1870s J.B.Marsaut (France) double gauze design [4] 1872 Coal Mines Regulation Act required locked lamps under certain conditions [5] 1881 Joseph Swan exhibited his first electric lamp 1882 Made by William Reid Clanny invented a 'bonnetted' Clanny lamp, [6]
Headlamp attached to a helmet. A headlamp, headlight, or head torch is a light source affixed to the head typically for outdoor activities at night or in dark conditions such as caving, orienteering, hiking, skiing, backpacking, camping, mountaineering or mountain biking. Headlamps may also be used in adventure races.
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The Office of Mine Safety and Health (OMSHR), a part of the National Institute for Occupational Safety and Health (NIOSH) (itself part of Centers for Disease Control and Prevention) in the United States has been investigating the benefits of LED headlamps. A problem in mining is that the average age of miners is increasing (43.3 years in the US ...
Honey, a popular browser extension owned by PayPal, is the target of one YouTuber's investigation that was widely shared over the weekend—over 6 million views in just two days. The 23-minute ...
The Polaris 4K gets the important stuff right: image quality, sound quality, noise level and so on. And at this price, it's at least $1,000 less than most USTs. What do you think?
The crew spent two-and-a-half years training for the Polaris Dawn mission, which included choreographing and rehearsing each step of the spacewalk. Gillis said the flight demonstrated what private ...