A proclamation signed by President Donald Trump to raise tariffs on steel and aluminum imports to 25% could potentially ...

“Tariffs such as these do nothing to enhance the automotive industry directly ... Barra also said much of the steel and aluminum used in GM's U.S. vehicle production is sourced here and ...

The travel and construction industries are also likely to be affected. Aluminum is primarily used to manufacture automobiles, airplanes, kitchen appliances, cans, and electrical transmission lines ...