Copper, steel, aluminum, wood, electronics --- and last but not least labor --- because when prices go up, people expect pay increases.
Aside from raw materials, manufacturing in the 21st century will be about two things --- robotics and low cost energy.
Trump's polices are 19 century economics applied to a 21st century world --- and his supporters are the one's being left out and left behind. The only real *winner* here is government --- $200 billion and counting.
https://www.jec.senate.gov/public/index.cfm/democrats/2026/2...