L9: Dealing with trace evidence

Question 1

Any _____ matter is trace evidence

Answer 1

microscopic

Question 2

Trace evidence of hair?

Answer 2

20-120 um

Question 3

trace evidence of fibres?

Answer 3

5 – 100 um

Question 4

Quantity and significance of trace evidence depends on……

Answer 4

size of source
Ease of fragmentation
Nature of target surface
Time and style of contact
Probability of secondary transfer
Occurrence within the environment