What does PPB stand for?
PPB stands for "Plutonium Processing Building"
How to abbreviate "Plutonium Processing Building"?
"Plutonium Processing Building" can be abbreviated as PPB
What is the meaning of PPB abbreviation?
The meaning of PPB abbreviation is "Plutonium Processing Building"
What does PPB mean?
PPB as abbreviation means "Plutonium Processing Building"
