A further goal is a projectile capable of being discharged from various types of weapons using explosives or gas pressure as a propellant or being propelled by hand and is further adapted at or near {HEAD ~ the ground level} to serve as {TAIL ~ a security barrier} 
A further goal is a projectile capable of being discharged from various types of weapons using explosives or gas pressure as a propellant or being propelled by hand and is further adapted at or near { HEAD ~ the ground level } to serve as { TAIL ~ a security barrier }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL