HPL (disambiguation)
HPL stands for:
- Human placental lactogen, a human hormone.
- High pressure laminates, a composite material plate in the form of several layers of paper and resin.
- Human Performance and Limitations ( human performance ), a training subject in general aviation
- H. P. Lovecraft, American writer
- High Powered Language, a programming language developed by Hewlett Packard in 1976
HPL as distinguishing signs on license plate:
- Poland: Police indicator for the Police Academy in Szczytno, police training schools in Pila, Slupsk and Katowice and the Police Education Centre Legionowo
- Disambiguation
- Abbreviation