Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear...
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Transcript of Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear...
![Page 1: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/1.jpg)
Collecting Evidence
![Page 2: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/2.jpg)
Collecting…….FIRST OF ALLL
Photograph before any collecting is done
Wear gloves, mask,& Tyvec suit so as not to contaminate the evidence
Use disposable forceps if needed
![Page 3: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/3.jpg)
Categories of evidence
![Page 4: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/4.jpg)
Trace evidence: tiny samples that can be transferred between people and objects (fibers, paint residue, glass
fragments,hair)
To collect trace evidence, a CST might use tweezers, plastic containers with lids, a filtered vacuum device, a knife and a biohazard kit
![Page 5: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/5.jpg)
Hair and fibers
A CST may use combs, tweezers, containers, tape, and a filtered vacuum device to collect any hair or fibers at the scene.
![Page 6: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/6.jpg)
Packaging
Fibers: Dry trace evidence in druggist's folds, envelopes, and canisters
Documents: In plastic covers.
Liquids: Unbreakable, airtight, sealed and accelerants.
Wet Biologicals: Non-air tight containers, to prevent mold, mildew, and decay.
DNA: Collect with swab,allow to dry, place in special DNA evidence box, take control swab.
![Page 7: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/7.jpg)
![Page 8: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/8.jpg)
Evidence Collection Kits
Put these on your list of presents for Mrs. Costello
www.evidentcrimescene.com/cata/kits/kits.html
![Page 9: Collecting Evidence. Collecting…….FIRST OF ALLL Photograph before any collecting is done Wear gloves, mask,& Tyvec suit so as not to contaminate the.](https://reader030.fdocuments.us/reader030/viewer/2022032703/56649f585503460f94c7d6c8/html5/thumbnails/9.jpg)
Evidence Labeled with….
Name and initials of person who found evidence
Case number Name and description Witnesses if any Date, time, and location COC…..Chain Of Costody
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Chain of Custody
Every person who comes in contact with the evidence must sign and date and mark the time on evidence bag, then reseal the bag
This eliminates the possibility of tampering with evidence
It is the most important factor in a court of law
It is one of the reasons OJ was a free man
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This is how we should look in lab….