HF has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of HF in Governmental & Military.
A file that is identified to be included at the beginning of a program in a language such as C and that contains the definitions of data types and declarations of variables used by the functions in the program.
Governmental & MilitaryEngine problems which may result from operator performance issues rather than the fault of the engine components. Technicians should be aware of the human factor when diagnosing problems.
Governmental & MilitaryThe study of the way in which humans handle, and react to, things in their environment. It is used in aviation to develop safer systems and procedures.
Governmental & MilitaryElectrical frequency exceeding 15,000 per second.
Governmental & MilitaryHydrogen fluoride is a chemical compound with the chemical formula HF. This colorless gas or liquid is the principal industrial source of fluorine, often in the aqueous form as hydrofluoric acid, and thus is the precursor to many important compounds including pharmaceuticals and polymers (for example Teflon). Hydrogen fluoride is widely used in the petrochemical industry and is a component of many super acids.
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