1º_ 'PSL' is an acronym for several political parties in Spanish, such as the 'Socialism and Freedom Party' of Venezuela, or the 'Social Liberal Party' of Brazil, in addition to abbreviating the "benefits superior to those of the law" in the labor contracts of some countries. 2º_ In English 'PSL' can mean Process Specification Language, or Premier Soccer League (South African Football First Division), among others. 3º_ 'PSL' is the IATA code for Perth/Scone Airport in Scotland (United Kingdom). See psi .
It is possible to ask for (PSL) psl or psi (PSI). In both cases are acronyms. PSL is a Colombian company of development of Enterprise Software with Software tailored to the needs of each client. It has headquarters in Bogota. PSI is the abbreviation for "pounds-force per square inch" which means pounds of force per square inch, which is a measure of pressure.
