However, due to the melt tolerances to be allowed for, caution recommends that {HEAD ~ this lower limiting value} be increased by {TAIL ~ 0.5 percent} by weight to 4.3 percent by weight or 3.2 percent by weight, for example 
increased by
However , due to the melt tolerances to be allowed for , caution recommends that { HEAD ~ this lower limiting value } be increased by { TAIL ~ 0.5 percent } by weight to 4.3 percent by weight or 3.2 percent by weight , for example
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH