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Author Archives: Anonymous

Blank subtraction is always required.

Blank subtraction is always required.

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Select ALL information that strengthens your forensic compar…

Select ALL information that strengthens your forensic comparison conclusion.

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“Hot + stirred” is preferred over boiling during nitric dige…

“Hot + stirred” is preferred over boiling during nitric digestions to reduce NOx risk and bumping.

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Which items belong in your data package submission for the f…

Which items belong in your data package submission for the fiber lab?

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In forensic terminology, fibers are most often considered __…

In forensic terminology, fibers are most often considered ________ evidence.

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Polyester and acetate can sometimes look similar in 1700-120…

Polyester and acetate can sometimes look similar in 1700-1200 cm^-1, so checking 3000-2800 and 900-650 cm^-1 is recommended.

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A ________ _______ focuses and contains the microwave energy…

A ________ _______ focuses and contains the microwave energy where it is needed. 

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Why is CCV “independently prepared”?

Why is CCV “independently prepared”?

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Select all the reasons ATR–FTIR is preferred over destructiv…

Select all the reasons ATR–FTIR is preferred over destructive fiber tests when sufficient sample is available.

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ATR–FTIR is avoided in forensic fiber analysis because it pe…

ATR–FTIR is avoided in forensic fiber analysis because it permanently alters the sample and prevents later testing.

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