Going Nuclear in Canada (Includes Rare Photos of Chalk River Laboratories) By TPL_BlogsAugust 12, 2019 In Canada, nuclear technology dates back to the beginnings of nuclear science and includes Chalk River Laboratories in Chalk River, Ontario. This research facility helped develop Canada’s world-class Canada Deuterium Uranium (CANDU) reactors. View MoreView More about Going Nuclear in Canada (Includes Rare Photos of Chalk River Laboratories)