Secondary screening primary screening simple definition
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SECONDARY SCREENING :-secondary security screening selection or secondary screening selected, known by its acronym SSSS , is an airport security measure in the United States which selects passengers for inspection
PRIMARY SCREENING :-screening allows the discarding of many valueless microorganisms, at the same time it allows the easy detection of the useful microorganisms that are present in the population in very less number primary screening. ''primary screening allows the detection &isolation of microorganisms that possess.
PRIMARY SCREENING :-screening allows the discarding of many valueless microorganisms, at the same time it allows the easy detection of the useful microorganisms that are present in the population in very less number primary screening. ''primary screening allows the detection &isolation of microorganisms that possess.
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