LED traffic lights
On Mon, 8 Feb 2016 20:38:46 -0500, Alex wrote:
True North wrote:
Oh oh! We build them up here in the Amherst area so the push is on for the city and province to convert. They might have to add a heating element controlled automatically or from the ground to use when needed.
Maybe a ray gun to blast the snow from them from the ground?
===
Or an invisible protective force field?
|