What does NRB stand for?
NRB stands for "Non Re-Breather"
How to abbreviate "Non Re-Breather"?
"Non Re-Breather" can be abbreviated as NRB
What is the meaning of NRB abbreviation?
The meaning of NRB abbreviation is "Non Re-Breather"
What does NRB mean?
NRB as abbreviation means "Non Re-Breather"
