myiadking16
contestada

A suspected firearm will have several standards (test shots) fired into a
for analysis.
These will then be examined under a
A)
water tank, stereoscope
B)
puddy chamber, stereoscope
water tank, comparison microscope
D)
puddy chamber, comparison microscope

Respuesta :

The answer is B, they usually use a comparison microscope and a water tank but sometime use a puddy chamber.