The outgoing Canadian Prime Minister said Canada is ready to levy tariffs on a range of American-made products, and even constrict access to crude oil and energy.

President-elect Donald Trump's threat of tariffs against Canada has resulted in a push in the country from the worlds of academia to politics to preserve, not punish, trade with the U.S.

Although aluminium prices for U.S. consumers have risen since Donald Trump's election win, the rise has been muted, signalling the industry is not expecting the President-elect to carry out his threat to impose hefty tariffs on Canadian imports.