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It will be standing room only on the Capitol grounds -- the Secret Service says no lawn chairs, nor umbrellas or signs will be allowed -- and the lengthy list of banned items includes aerosol spray, air horns, coolers, glass, hand tools, laser pointers, pepper spray, strollers, and thermoses.
CNN: Inauguration brings different kind of gridlock to D.C.
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The new technology places glass optical fibers, which contain a laser diode that sends a signal beam into the optical, into the flutes.
FORBES: Fiber-Optic Sensors Set Stage for Extreme Snipers
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Next door a laser cutter is zapping an etching into a glass bottle, and across the way someone is carving elegant curved strips of wood to make a wine carrier.
FORBES: Jim Newton's TechShop gives creativity a place to work out
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This could be done with a slower nanosecond laser, but would risk making tiny cracks in the glass, which can cause the contents to deteriorate.
ECONOMIST: Ultra-fast lasers
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Each Smartwater application is made unique to each household by using laser-etched particles, which can be viewed using a magnifying glass.
BBC: NEWS | UK | England | South Yorkshire | Security kits to cut burglaries
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Behind a tinted glass panel 18-carat gold powder, laid down by a robot arm, sparkles as a laser fuses the metal into complex three-dimensional shapes, layer by layer.
BBC: How tech is transforming jewellery