thermoplatstic
Abs ussually are simply used to show off fitness, but their use in tyhe body is to help posture and strengthen your back.
There are various different execrises for abs, the most common being situps. If you are a beginner, you should start doing 3x10 situps in a day. Don't forget to train your back too! Don't forget to...
Acrylonitrile butadiene styrene
we do have abs,and abs are nasty...