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Why is evidence placed in a paper bag rather than a plastic one?
Wiki User
∙ 12y ago
Because the paperbag allows air to enter, where a plastic bag does not. Only certain evidence is placed in a paperbag - generally fluids on fabrics (blood, semen, salivia).
Wiki User
∙ 12y ago
Wiki User
∙ 11y agoIt's put in plastic silly.
Haven't you ever watched tv before.
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Why should forensic evidence be placed in paper bags or envelopes rather than plastic bags?
Not all forensic evidence IS placed into paper bags. SOME is placed into pastic. It all depends on the type(s) of evidence being collected and preserved.
Why is evidence placed in a paper bag instead of a plastic bag?
Actually, some plastic bags contain "static electricity" that can/could remove or at the very least alter any evidence placed in the bag. Therefore, compromising the integrity of the "evidence" placed in it.
Why is evidence placed in a paper bag or an envelope rather than a plastic one?
It isn't always put into paper bags/envelopes. They are only put into paper bags/envelopes if the sample needs to dry or avoid degredation for rotting. For instance a pair of blood stained jeans, they would be placed in a paper bag so that there is a bit of air flow and the jeans will then not rot. However may other sample types would normally be placed into plastic bags, such as fingermarks lifted from a scene. these do not need the air flow so are placed and sealed into an airtight plastic bag.
Why is a brown paper bag better for preserving evidence than a plastic bag?
Because paper disintegrates faster than plastic
Is paper lighter or plastic?
This depends on the assortment of plastic or paper.
What were grocery stores like before plastic?
Aluminum, paper, and rubber materials were used instead for containing goods. Plastic is used because it is both cheap and relatively airtight. However, there is nothing contained in plastic at the stores that could not be placed into an aluminum can.
Is a paper carton plastic?
No, paper and plastic are two totally different substances.
What does McDonald's recycle?
Paper, plastic, and metal cans.
What are the Esperanto words for paper and plastic?
The Esperanto words for paper and plastic are papero and plasto.
What is stronger paper or plastic?
plastic is stronger.
Meaning of plastic money and also want definition?
The definition of plastic money is a banknote made out of polymer rather than paper. These have been used in Australia since 1992 and there are plans to introduce them to Britain.
What insulates better plastic or paper?
Paper
