What does OB stand for?
OB stands for "Oxygen-Bridging"
How to abbreviate "Oxygen-Bridging"?
"Oxygen-Bridging" can be abbreviated as OB
What is the meaning of OB abbreviation?
The meaning of OB abbreviation is "Oxygen-Bridging"
What does OB mean?
OB as abbreviation means "Oxygen-Bridging"
