It is a display of the state of sensors in the ice and stone. If the stone has not been released by the time it reaches the hog line, the light will turn red and the stone must be removed from play.
In each curling end there are eight curling stones for each team--16 total.
The best curling stones are made of granite from Scotland or Whales
The Curling Stones - 2006 was released on: USA: 6 September 2006 (Los Angeles, California)
Granite
Curling
They are mede of granite that usually comes from Scotland or Whales
Curling
44 lbs
j
The central concept of curling is sliding heavy stones down a long sheet of ice. It would be difficult to slide the stones on anything but ice.
Curling is a sport. Plot: Sending stones over the ice to get as close as possible into the center of the gamefield.
42X9=378 pounds