Koj ntim ntau hom pov thawj li cas?

2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36

Muaj ib txoj cai yooj yim ntawm tus ntiv tes xoo rau kev txiav txim siab qhov twg hom pov thawj ntim - ntub dej pov thawj mus inpaper ntim (ntub pov thawj tuaj yeem degrade yog tias muab tso rau hauv cov thawv yas) thiab qhuav pov thawj mus rau hauv yas. Cov khoom uas yuav kis tau kab mob yuav tsum tau ntim rau nyias.

Hauv qhov no, koj yuav sau ntau hom pov thawj li cas?

Cov ntaub ntawv pov thawj

1. Trace Pov Thawj. Cov ntaub ntawv pov thawj muaj xws li phom-shot residue (GSR), xim residue, tshuaj, iav thiab tshuaj txhaum cai.
2. Lub cev kua. Cov kua dej hauv lub cev pom ntawm qhov chaw ua txhaum cai yuav suav nrog ntshav, phev, qaub ncaug, thiab ntuav.
3. Cov plaub hau thiab Fibers.
4. Cov ntiv tes.
5. Footwear Impressions thiab Tool Marks.
6. Phom phom.
7. Cov ntaub ntawv.

Ib yam li ntawd, cov ntaub ntawv pov thawj forensic sib txawv yog dab tsi? Muaj ntau ntau hom forensicevidence . Qee yam loj ntawm pov thawj forensic yog DNA, cov ntiv tes, thiab cov qauv kuaj ntshav.

Ib yam li ntawd, koj tuaj yeem nug, koj yuav ntim cov ntaub ntawv pov thawj li cas?

Pob txhua daim pov thawj cais, thiab kom raug daim ntawv lo, foob, thiab sau nws. Cov pov thawj daim kab xev yog tsim los kom tawg yooj yim kom qhia tau tias muaj kev cuam tshuam; Nws tsis yog txhais tau tias tuav lub hnab kaw thiab thawv ua ke. Siv cov ntaub qhwv lub hnab ntim cov hnab thiab lub thawv, tom qab ntawd tso pov thawj daim kab xev hla ntawm daim kab xev.

Dab tsi yog tsib hom kev pov thawj loj?

Cov ntaub ntawv pov thawj hom feem ntau sau los ntawm kev ua txhaum cai suav nrog:

• Cov plaub hau.
• Fibers.
• iav.
• Cov khoom cog.
• Xim chips los yog hloov.
• Av.
• Cov ntiv tes.