Replacements for radium included tritium (a radioactive substance that is significantly less dangerous), photoluminescent materials such as Super-LumiNova (used by brands such as Seiko and Rolex), and even electroluminescence used by Timex in their Indiglo dials. An advertisement from 1921, communicating the benefits of radium paint. When the women started developing anaemia and necrosis in the jaw due to radiation poisoning, litigation was brought against their employer, and the use of radium was slowly phased out. To have a brush fine enough to paint the markers, the women would lick the brush to a point, ingesting paint in the process they were told by the company was totally safe. Initially, the chosen method for making it possible to read a watch dial in the dark was the highly toxic material of radium, applied by women working in factories. In reality, it was driven by the need for soldiers in WWI to have watches that were easy to read in low light. This man would not know the time at night, as his clock is facing the wrong way. I like to think this was the problem the Swiss boffins were trying to solve when they started producing watches with luminescent dials, tired of the drowsy confusion in the middle of the night and determined to bring clarity to this midnight mire. This seems to happen generally at night, when you wake in a panic, disoriented and wondering how long till you need to get up for work, and you can’t see your alarm clock for the simple reason you only uncover it once you turn on the light. It also seems to be true that you need to know what time it is most urgently when you don’t have a clock nearby. This frightening image could be the room of a collector who is regularly late. ![]() A man with two watches is never sure.” In watch collecting circles this is invariably true, but the number of watches in a collection is likely proportionate to the mania of the addiction, rather than proportionate to how punctual the collector might be. Murphy’s Law states, “A man with one watch knows what time it is. Rather than pointing out any potential flaws in my logic, here’s a roundup of full-lume dial watches, covering different styles and price points. Lume is cool, so that must mean the more lume, the better. I/trending 75618 The 10 best lume dial watches Borna Bošnjak
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