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On Sunday clocks around the country will "Spring Ahead" an hour to mark the beginning of Daylight Saving Time. For most of these clocks, on newer devices connected to the Internet, will update to ...
The root words photo, litho, and graphy all have Greek origins, with the meanings 'light', 'stone' and 'writing' respectively. As suggested by the name compounded from them, photolithography is a printing method (originally based on the use of limestone printing plates) in which light plays an essential role.