Shell (projectile) - Wikipedia

How much does a 155 Howitzer shell weigh? - Quora

What is the effective range of a 10 lbs. cannon firing grapeshot against personnel and at what rate does the pattern expand? - Quora

Shell (projectile), Military Wiki

Shell (projectile) - Wikipedia

Star Shell, KanColle Wiki

Can a loaded shell that is stuck in a gun barrel be knocked back out without exploding? - Quora

Autocannon

Shell (projectile), Military Wiki

What were German WW2-era smoke shells filled with? Wikipedia says the 15 cm sIG 33 used 'oleum/pumice', which seems like an error, but I can't find an actual answer. US WW2 smoke