What does NOP stand for?
NOP stands for "Nthn.petro."
How to abbreviate "Nthn.petro."?
"Nthn.petro." can be abbreviated as NOP
What is the meaning of NOP abbreviation?
The meaning of NOP abbreviation is "Nthn.petro."
What does NOP mean?
NOP as abbreviation means "Nthn.petro."