What sort of data could be reliably used to match a bullet or casing found at a crime scene to the gun it was fired from? - Quora

How can forensic experts tell if two used bullets were fired from

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What sort of data could be reliably used to match a bullet or

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Is it obvious that a gun has been fired since the last cleaning? I

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How to tell what gun a bullet came from - Quora

Would it be possible to fire guns before sold and scan the bullets

What sort of data could be reliably used to match a bullet or

How are forensics used by police to match bullets to guns?

Can forensics tell you the model of firearm that fired a

How can forensic experts tell if two used bullets were fired from

Can forensics tell you the model of firearm that fired a

How to tell what gun a bullet came from - Quora

If there was a shooting and a 38 special casing was found but the