When you export half a trillion bucks worth of stuff to the U.S., there's bound to be some unusual items in the mix.

Like flamethrowers. And fetal bovine serum.

Those are some of the hundreds of items on the Trump administration's proposed list of $50 billion worth of Chinese imports to be targeted for additional 25 percent tariffs. The 45 pages of products were released in Washington on Tuesday, with the U.S. Trade Representative's office allowing about 60 days for public comment and feedback.