The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.
Seismonasty (seismonastic movements) A NASTIC MOVEMENT in response to shock. An example is the collapse of leaves of the sensitive plant (Mimosa pudica) when touched or shaken.
The ACR "rifles" used smoothbore barrels to fire single or multiple flechette per round, rather than bullets, to provide long range, flat trajectory, and armor piercing abilities.