Are there any disadvantages to using double cannister, with the obvious exception that you will run out of cannister rounds twice as fast? Do they have materially less velocity or a change in the dispersion pattern? If not, why wouldn't you ALWAYS fire double cannister?
How wide was the typical spread of a cannister/double cannister round? And what was the effective range?
How wide was the typical spread of a cannister/double cannister round? And what was the effective range?