Wrapping & Packing: Use container such as a pillbox or paper bag.
Seal to prevent any loss
. Identification: Seal in container and mark container – not projectile. Place CSI or investigator’s initials, date, case name and number on container.
What are the 8 steps to packaging evidence?
- Obtain a search warrant.
- Secure and Isolate the crime scene.
- Record the scene.
- Conduct a systematic search for evidence.
- Collect and package physical evidence.
- Maintain and chain of custody.
- Obtain controls.
- Submit evidence to the laboratory.
What are the three steps to package all evidence to avoid contamination?
- Wear gloves. …
- Use disposable instruments or clean them thoroughly before and after handling each sample.
- Avoid touching the area where you believe DNA may exist.
- Avoid talking, sneezing, and coughing over evidence.
What is most evidence packaged in?
Most items of evidence will be collected in
paper containers such as packets, envelopes, and bags
. Liquid items can be transported in non-breakable, leakproof containers.
What type of packaging should be used for biological evidence?
Use
paper bags, envelopes, boxes and similar materials
for all biological evidence. Avoid plastic packaging as an inner or outer package. Avoid the use of pill tins due to possible rust. Ensure that all swabs and evidence are dry.
How do you package evidence?
Evidence items which have not been processed for prints, should not be packaged in plastic. These evidence items should be
secured inside a container
which will not rub against the evidence, the container must be sealed. Cardboard boxes work well for packaging items for fingerprint exams.
What are the different types of containers for evidence?
There’s a simple rule of thumb for deciding which type of evidence packaging—
wet evidence goes in paper containers
(wet evidence can degrade if placed inside plastic containers) and dry evidence goes in plastic. Items that could be cross-contaminated must be packaged separately.
How do you transport evidence?
Use plastic bags
for the transportation of biological evidence only when there are excessive body fluids and possible contamination of people and other evidence items. Use paper packaging if saturation is not a possibility. Never package wet or moist body fluids in plastic bags for long periods of time.
How do you package fingerprint evidence?
The fingerprints are partially absorbed into the surface and less likely to be completely rubbed off. To package these items, place them
into paper bags, manila envelopes, or boxes
(stabilize to prevent movement). Plastic bags are not recommended. Again, please seal with evidence tape.
How do you package evidence at a crime scene quizlet?
Put samples in sturdy box with close fitting sealed lid and then in a polythene bag
. Fold paper with hair and seal in a sturdy envelope or polythene bag.
How do you package a cell phone for evidence?
If the phone is on, photograph the screen and place it
in a Faraday bag, aluminum foil or signal-blocking container
. This will prevent a third party from connecting to the phone and being able to alter what’s on it. Collect the phone charger if you can find it and place it in evidence with the phone.
How do you package and preserve wiretap evidence?
Storing Evidence
Investigators should not package moist evidence until it is thoroughly dry and or
seal collection bags
or envelopes prematurely. Most evidence should be stored at room temperature, unless it is liquid evidence, in which case it should be refrigerated and packaged in a sterile glass or plastic bottle.
What evidence is packaged in paper bags?
However, paper bags are best for other types of evidence, such as
blood, saliva, semen, and other body fluid stains
. Paper bags work well for both fresh and dried blood or semen stains, for example.
Why are paper bags used for evidence?
The convenient sizes allow for the packaging of a variety of evidence items including clothing, shoes, and drugs. … Because the
paper allows for the evidence to dry
, they are the best choice for packaging DNA sensitive evidence. Provided in packages of 100 and case packs of 500 paper bags.
Why are biological fluids packaged in breathable containers?
General forensic practice is to dry biological samples before packaging, then package the evidence in a paper (breathable) container. … The plastic bag, evidence tube, and knife pouch
created a difference in relative humidity above 20%
, thus increasing the ambient moisture concentration the samples were exposed to.
Why do we need to collect and package biological evidence?
After the sample has been collected, it should be
placed into paper packaging that will protect the item against loss and contamination
. This packaging can also be used to record the chain of custody and to describe the evidence item.
How do you label evidence bags?
The tag should include a police identification number, the date, time, and a description of the item. It should also note where the piece of evidence was collected from, who collected it, and any information associated with the item’s make, model, or brand.
What is the correct way to package glass evidence?
The glass should be
placed in a sealed paper bindle or a folded and sealed paper or plastic bag
, depending on size. Large pieces of glass with sharp edges should be put into sealed containers (such as cardboard boxes) in which they will not cut their way through.
How do you package soil evidence?
Collect the whole object, air dry the soil,
wrap the object in butcher paper
then place the object into a paper bag or other appropriate container. Loose soil or sand can be swept onto a clean piece of paper which is then folded to enclose the specimen.
Which of the following methods should be used to best package a bloodstained garment?
Bloodstained garments should be packaged
separately in paper bags
. The chain of custody does not usually play a vital role in a court of law.
What is an evidence bag?
Evidence bags are an essential component of any crime scene. … These bags are
leak-proof
and are made of thick, tear-and-puncture-resistant plastic. The adhesive closure is extremely strong. Each plastic bag has a chain-of-custody/evidence label printed on the front.
Why is it important to package items of physical evidence in separate containers?
Why is it important to package items of physical evidence in separate containers?
Prevents damage through contact and cross contamination
.
What tools are needed to transport evidence in an investigation?
- crime scene tape.
- magnifier.
- flashlight.
- tweezers.
- swab.
- paper sacks and envelopes.
- measuring tools.
- orange evidence flags.
What are the various methods used in the collection of physical evidence?
Scraping, swabbing, taping or collecting the item
can accomplish collection of blood and body fluids. For example, when collecting dried blood or tissue samples from an object, scraping the tissues or blood with a scalpel or scraping device works quite well.
How do you collect physical evidence?
- Document and photograph the evidence.
- Properly secure the evidence by placing it in a paper bag or envelope.
- Close, seal, or tape the paper bag or envelope. …
- Label the bag or envelope with the patient’s identifying information.
- Examiner must place signature, date, and time on the envelope[3]
How is charred debris packaged?
Charred debris from an arson scene should be: packaged in
air tight glass jar
.
How should plant matter and wet items be packaged to preserve evidence?
Explain the proper packaging and storage of biological evidence: Dry items should be packaged in porous containers such as paper bags, envelopes, boxes.
Wet items should be allowed to air dry prior to packaging
. Very wet items can be transported in plastic containers but should be air-dried as soon as possible.
How do we document crime scenes?
The three most common methods of recording a crime scene are:
note taking, sketching, and photography
. A detailed record of the crime scene and of the actions taken during the search of it, help the crime scene specialist to accurately recall events and to identify items of evidence later in a court of law.
What types of evidence should be kept in airtight containers?
Charred debris recovered from the scene of a suspicious fir
must be sealed in an airtight container to prevent the evaporation of volatile petroleum residues. Airtight containers can cause condensation of moisture within the container and result in bacteria that can destroy, alter or contaminate the blood.
How do you package evidence quizlet?
- Collect several samples at the scene from various locations.
- Gather at least a cupful or handful from each location.
- Insure dryness.
- Package in separate containers – jars or bags.
What should the investigator who packaged the evidence write on the evidence tape seal?
T/F: The investigator who packaged the evidence must write
his or her initials and the date on the evidence tape seal
, and the evidence should be opened at a different location on the packaging for further testing.
What type of evidence can be extracted from a mobile device?
Since mobile devices are popular platforms for various applications, they can offer imperative evidence in forensic investigations. These devices often serve as a source of
digital evidence
in crimes and contain personal information about an individual, such as photographs, passwords and other useful data.
What can phone forensics find?
- Text messages and iMessages.
- Call history.
- Emails.
- Notes.
- Contacts.
- Calendar events.
- Images and videos.
How can we protect electronic evidence?
- Even wiped drives can retain important and recoverable data to identify.
- Forensic experts can recover all deleted files using forensic techniques.
- Never perform forensic analysis on the original media. Always Operate on the duplicate image.
How do you store electronic evidence?
Where can digital evidence be stored? Usually it can be stored on a
hard disc drive
or a solid state drive of a computer or external storage units including CDs and DVDs. Flash memory of peripheral devices such as mobile phones, USB pen drives and camera memory cards are also used to store digital evidence.
What makes direct evidence different from circumstantial evidence?
Evidence can be either direct or circumstantial. Direct evidence establishes a fact. Examples of direct evidence are eyewitness statements and confessions. Circumstantial evidence, on the other hand, requires that
a judge and/or jury make an indirect judgment
, or inference, about what happened.
Why are plastic bags considered to be evidence at a crime scene?
While these bags are typically designed to provide consumers with ease and convenience, they are often used by
criminals in the course of committing more sinister acts
, such as homicide, drug trafficking, robbery, and kidnapping.
How do you package wet clothes at a crime scene?
Damp or wet items such as small pieces of clothing should be wrapped in sterile brown paper or
place into a paper evidence bag (without sealing)
, and then this is sealed into tamper evident bag before being frozen.
What type of evidence is stored in breathable containers?
Most biological evidence is stored in breathable containers so the evidence can dry out, reducing the chances of mold contamination. After the evidence has air dried, it is packaged into a paper
bindle
(or druggist’s fold) then placed in a paper or plastic container.
