The gas generant grains include a fuel mixture having at least one fuel and at least one oxidizer, which have a burn rate that is susceptible to {HEAD ~ pressure sensitivity} during {TAIL ~ combustion} 
during
The gas generant grains include a fuel mixture having at least one fuel and at least one oxidizer , which have a burn rate that is susceptible to { HEAD ~ pressure sensitivity } during { TAIL ~ combustion }
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 REL TAIL TAIL TAIL TAIL TAIL