The signs, which were the product of an extensive ... used to provide the lights with their distinct color: argon and neon. Argon provides a blue color while neon provides an orange-red hue.

Argon Alley is named after the element argon, a noble gas that produces blue, yellow, green, violet, white, and some pink colors in neon signs. The storefronts were conceived over a long time of ...

Then, the tubes would be infused with gases such as neon, argon and helium to produce signs of different colours. “Actually, that is quite boring to a teenager, but I didn’t seem to mind ...