{HEAD ~ This acid free product} is desirable for {TAIL ~ use} in shaped charges including metal casings and linings 
is desirable for
{ HEAD ~ This acid free product } is desirable for { TAIL ~ use } in shaped charges including metal casings and linings
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH