Originally developed for detecting air pollutants, a : GMAT Sentence Correction (SC)
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# Originally developed for detecting air pollutants, a

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Senior Manager
Joined: 17 Oct 2006
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Originally developed for detecting air pollutants, a [#permalink]

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10 Nov 2006, 05:08
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Originally developed for detecting air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destroying it, is finding uses in medicine, archaeology and criminology.

OG says underline part is correct and hence A is answer...Can some one please explain the use of which here? Doesn't which refer here to emission and that is, in my opinion' wrong!
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10 Nov 2006, 05:48
arjsingh1976 wrote:
Originally developed for detecting air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destroying it, is finding uses in medicine, archaeology and criminology.

OG says underline part is correct and hence A is answer...Can some one please explain the use of which here? Doesn't which refer here to emission and that is, in my opinion' wrong!

proton-induced X-ray emission is a single Compount noun so which refers to proton-induced X-ray emission i.e. technique
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Neelabh Mahesh

Re: SC- OG 11   [#permalink] 10 Nov 2006, 05:48
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