What does PBA stand for?
PBA stands for "Parts per Billion American usage"
How to abbreviate "Parts per Billion American usage"?
"Parts per Billion American usage" can be abbreviated as PBA
What is the meaning of PBA abbreviation?
The meaning of PBA abbreviation is "Parts per Billion American usage"
What does PBA mean?
PBA as abbreviation means "Parts per Billion American usage"
