{HEAD ~ The active beam former} may also use {TAIL ~ “meta materials}” for that part of the beam former that is not made up of the ferromagnetic control rods 
use
{ HEAD ~ The active beam former } may also use { TAIL ~ “ meta materials } ” for that part of the beam former that is not made up of the ferromagnetic control rods
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH