Opposition leader Thomas Mulcair expanded his attack on Western Canada's resource industries, comparing the oilsands to Sydney's tar ponds - a notorious toxic waste site in Nova Scotia.
During a debate on the economy Thursday, Conservative MP Chris Warkentin accused the NDP leader of wanting to "go after industry in my province of Alberta" by putting a price on carbon emissions.
That's when Mulcair mentioned the mess left by the coke ovens of Cape Breton steel plants.
more from this idiot:
Sun News : Mulcair compares oilsands to toxic waste site