Complex sentence: Normal cartridge gave charges 1-5, each bag being a different colour in accordance with established UK practice, Mk 1 normal cartidge only went to charge 4, and Super, a single charge cartridge, although the charge was reduced in Mk 1.
Split into simpler sentences: Normal cartridge gave charges 1-5, each bag being a different colour in accordance with established UK practice, Mk 1 normal cartridge only went to charge 4. Both marks had charge Super, a single charge cartridge, although the charge was reduced in Mk 1.