Answer Posted / muniyamma
fingerprint region is in the range of 600nm-1300nm for the
electromagnetic radiation. a person finger print does not
matches with any other person. like wise here also a IR peak
in the finger print region does not matches with any other
peaks(for that particular deformation). that's why it is
mainly useful to separate some compounds from others.
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Does domestic/household used kerosene oil which is available in blue color (In India) can change its color over the due course of time say 8-10 years if keeping in plastic bottle? If so, in which color it will be turned to change, yellow or transparent or any other color. Please provide me the reply with strong technical approach. Since it has been asked during an interview. Please reply fast. I will be thankful to you if anyone can provide the supporting journals/write-ups/reference to favour of response.
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