Darlington nuclear station training mock-up

DARLINGTON, ON- FEBRUARY 20 - Jeff Palmateer, (lower right) the construction Manager for AECON Industrial who built the full size replica stands beside the front face of the reactor. This is a training mock-up of the CANDU reactor at Darlington nuclear station that OPG will let technicians practice on for the $10 billion reactor overhaul. in Darlington February 20, 2014. (David Cooper/Toronto Star via Getty Images)