Discuss the tests that are currently used to determine whether or not a person has fired or handled a firearm. Are these tests conclusive? Why or why not?
2. Explain in detail how you would collect the following impression evidence located at a crime scene:
a. A shoe print in dry dirt
b. Tool mark on a windowsill
c. Tire marks in soft earth
d. Shoe print on a loose piece of tile
e. Faint shoe print in dust on a colored linoleum floor
need in 8-10 hours est time and 1 reference