At the start of the 1930s the Soviet Union was the worlds largest aircraft producer by far. And as war clouds gathered during the late 1930s, the countrys production grew rapidly: Soviet production quadrupled from 2,529 in 1935 to 10,382 in 1939.
Gym Machines & Equipment. Most gyms have machines or equipment that will target the abdominals specifically. The seated abdominal crunch and captain's chair are two such machines that tone the rectus abdominis and lower abs respectively. Ask a fitness trainer to show you how to properly use machines to avoid improper technique and injury risk.
Wonder Core Smart is a compact exercise machine the manufacturers claim is the ultimate way to work your abs and core muscles, and promises to get you in the best shape of your life. It has resistance springs on either side of its padded seat and they say you can use it to do 8 different exercises plus cardio.