Reactive Hydrocarbons - same as ROG

an abbreviation for “percent rubber hydrocarbon”, which is the percent of the formulation made up of elastic polymer(s); the quality of a compound depends in some ways on not having too low RHC

Right Hand Circular

Right-hand polarised wave. An elliptically- or circularly-polarised wave, in which the electric field vector, observed in any fixed plane normal to the direction of propagation, whilst looking in the direction of propagation, rotates with time in a right-hand or clockwise direction.

Ramsay Health Care Limited

Rural Health Clinic

Regional Hydrographic Commissions

regional holding company.

RHC is actually a few files which give the user the ability to do custom error handling, debugging, and handle database abstraction .