What does OSR stand for?
OSR stands for "Oil Shale Reserves"
How to abbreviate "Oil Shale Reserves"?
"Oil Shale Reserves" can be abbreviated as OSR
What is the meaning of OSR abbreviation?
The meaning of OSR abbreviation is "Oil Shale Reserves"
What does OSR mean?
OSR as abbreviation means "Oil Shale Reserves"
