What does POOL stand for?

Parallel Object Orientated Language (SAUS)

Pollution of Oceans Originating on Land (SAUS)

Poole - NCIC trailer make code

Poseidon Pools of America, Inc. - NASDAQ symbol (COMM)

Publications Ontario On-Line - Service Ontario Publications (OGA)

SCP Pool - NASDAQ symbol

SCP Pool Corp. - NASDAQ symbol (SAG)