Health / Health Insurance / Closed PHO: A type of physician-hospital organization that typically limits the number of participating specialists by type of specialty.
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Entertainment / Photography / Photo-Etching: Technique of contact printing an image on lith film on a presensitized zinc plate which is then processed and chemically etched to give a relief image. MORE
Entertainment / Photography / Photo-Engraving: Production of a relief printing surface by chemical or mechanical means, with the aid of photography. MORE
Entertainment / Photography / Photo-Reportage: Use of photographs in newspapers and magazines, to supplement or replace written journalistic accounts. MORE
Entertainment / Photography / Photo-Resistor: Photoelectric cell which varies in its electrical resistance according to the light received. MORE
Entertainment / Photography / Photo-Transistor: Light sensitive electronic component which functions as a switch. Used for slave firing of electronic flash heads. MORE
Entertainment / Photography / Photo-Silkscreening: Method of silkscreening images, using a stencil produced photographically. MORE