The corrosion inhibitor comprises an N ethoxy,2 substituted imidazoline, the N ethoxy substituent having {TAIL ~ from one to about thirty ethoxy units} and {HEAD ~ the 2 substituent} being an unsaturated or polyunsaturated fatty chain of from about six to about thirty carbons 
The corrosion inhibitor comprises an N ethoxy,2 substituted imidazoline , the N ethoxy substituent having { TAIL ~ from one to about thirty ethoxy units } and { HEAD ~ the 2 substituent } being an unsaturated or polyunsaturated fatty chain of from about six to about thirty carbons
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH