2011年3月13日 星期日

A long way for seafaring tradition

From an oil wick lamp to LEDs: A long way for seafaring tradition

From a bonfire lit by a fisherwoman to guide the menfolk to the shore,Such technology could be applied to Led lamp the development of improved surgical and medical lasers, better countermeasure lasers used by the military, to the latest LED lights and a radon that can detect and guide ships, lighthouses have come a long way. These structures have played a crucial role in the growth of Chennai from a small fishing hamlet to a sprawling metropolis.

In the early days, Madras was an open sea shore, where goods were loaded and unloaded from boats. These boats found it difficult to locate the shore at night. Hence the need for a lighthouse. British traders installed the first conventional lighthouse in 1796. "It was set up on the roof of the officer's mess-cum-exchange building. It was an oil wick lamp that was later moved to different locations including a lighthouse tower in the high court campus,A built-in dock is attached to the battery and when Led light not in use folds up in a nice compact manner to about half the size of the iPhone itself. and then atop the dome of the new high court building in 1894," said E Murthy,"The trick was to get this compound into a fiber dstti structure, something that had never been done before." Using an innovative high-pressure chemical-deposition technique developed by Justin Sparks, a graduate student in the Department of Chemistry, Badding and his team deposited zinc selenide waveguiding cores inside of silica glass capillaries to form the new class of optical fibers. regional director, directorate of lighthouses and lightships.But cyclists and pedestrians were not as happy, describing the led light light-less junction as "a bit hairy".

"In 1886, during reconstruction of the Madras port after a cyclone, the port officer wrote to the Madras government alerting them of a possible threat to vessel traffic in the region from a Tripasore reef spotted around 40 miles south of Madras near Seven Pagodas (now known as Mamallapuram)," said ICR Prasad,Corrine Grimley Evans, a spokesman for the Oxford Pedestrians cfl bulbs Association, said the county council's plans for a redesign involving roundabouts would improve life for those on foot. a researcher who has studied lighthouses, and an engineer with the directorate of light houses and light ships. The port officer then recommended that a lighthouse be installed to alert ships about the impending danger. This lighthouse later became crucial for the development of the Madras port.

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