Jogendra Naik

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𝗧𝗵𝗲 𝗦𝗰𝗶𝗲𝗻𝗰𝗲 𝗕𝗲𝗵𝗶𝗻𝗱 𝗟𝗮𝘀𝗲𝗿 𝗚𝗿𝗮𝗳𝗳𝗶𝘁𝗶 𝗥𝗲𝗺𝗼𝘃𝗮𝗹. Graffiti on historical monuments and heritage structures is not just an eyesore—it can damage surfaces that have survived for centuries. So, how can technology remove it without unnecessarily harming what lies underneath? Laser cleaning works on a simple principle: different materials absorb light energy differently. A laser produces a concentrated beam at a specific wavelength. The wavelength, pulse energy and duration are carefully se…

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