18) Which detail would function as a counter-claim to the main thesis of this passage?
A)
The PIGE process is not only easier to use than the
PIXE process, it is also cheaper for manufacturers to
use.
B)
Although the PIGE process uses nuclear physics, it is
a far safer process than the previously used PIXE
process.
The PIGE process has a 90% success rate at
C) detecting harmful per-fluorinated chemicals in
manufacturers' raw materials.