What does OO stand for?
OO stands for "Ochrana Ovzdusi"
How to abbreviate "Ochrana Ovzdusi"?
"Ochrana Ovzdusi" can be abbreviated as OO
What is the meaning of OO abbreviation?
The meaning of OO abbreviation is "Ochrana Ovzdusi"
What does OO mean?
OO as abbreviation means "Ochrana Ovzdusi"
