Up until now , offence scene research worker have relied chiefly on sniffing - pawl to discover bury consistency , but a investigation with the thickness of a human hair could send the doggies off to early retreat if scientist have their way .
Over at theNational Institute of Standards and Technology , boffins discovered that a probe - corresponding equipment can successfully find ninhydrin - reactive N , a vapour which is found in aviation pockets near inhume bodies . It can even work in concrete , with just a modest drill hole required to be able to analyze the underground evaporation .
More work is want before the system is send out out to Grissom , Horatio and co. , as the NIST squad has only test the investigation on lab rats so far . I do n’t think the world is quite quick for a dead rat - find system . [ PhysOrg ]
Image credit entry : Leo Reynolds
CrimeScience
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