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| Insulating glass panes of 5.0 x 2.3 m made of twice-laminated glass 16 mm thick and weighing about 925 kg had to be installed at a height of up to 45 meters as well as 18 mm thick enamelled special glass plates for the tower facing - and this in the 9° upward-sloping tower.
| The use of transparent glass in conducting electricity using LEDs, short for light emitting diodes, is increasing. LED's are approaching the lifespan of standard building materials, making it cost effective to embed them directly in structural components and architectural finishes.