I thought this was pretty interesting:
underwater guns
My father used to have a spear gun that was more like a crossbow in theory, but it used rubber bands to shoot the spear. If you loaded it to full power and shot it out of the water it was hard to stay on your feet.
underwater guns
My father used to have a spear gun that was more like a crossbow in theory, but it used rubber bands to shoot the spear. If you loaded it to full power and shot it out of the water it was hard to stay on your feet.