When used in an oxygen rich environment, 0.2% to 0.4% by weight of {HEAD ~ an inorganic pigment} of {TAIL ~ a green color} is addded 
of
When used in an oxygen rich environment , 0.2 % to 0.4 % by weight of { HEAD ~ an inorganic pigment } of { TAIL ~ a green color } is addded
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH