Brass and bronze, an alloy made from copper and tin, have been made for thousands of years, although brass was often made by accident. Early intentional brass was actually made with calamine, a mineral which contains zinc.
As I mentioned, you should strive to lift weights 3 times a week, but if you can only make it twice, you will still get most of the benefits. 4 1. Full-Body Workouts
According to strength and conditioning specialist Keith E. Cinea, you should allow your muscles 48 to 72 hours of rest in between workouts. Workouts per Week. To allow for 48 to 72 hours of rest, you should work your muscles two to three days per week. If you complete three workouts per week, schedule your workouts on Mondays, Wednesdays and Fridays or on Tuesdays, Thursdays and Saturdays. If you decide to work out two days per week, a Monday and Thursday schedule or Tuesday and Friday routine would be ideal. Benefits of Split Schedule