In the Penetrant PB B'laster, the PB stands for Penetrating B'laster.
PR stands for Personal Record in track and field. It refers to an athlete's best performance in a specific event.
SQS = State Qualifying Standard
The metal Lead.
In football, FS stands for the defensive position of Free Safety.
Pacific brach
Jelly
track and field track and field
Jesse Owens - Who created bits of history at the same stadium in his time
PB means Planta Baja (lower level)
Track and Field
You mean Pb? It comes from the Latin for lead, plumbum.