Answer:
a substrate control is an uncontaminated sample
Explanation:
it allows forensic scientiststo compare the two samples to better observe whether a flammable liquid is present
Advantages:
Lighter Sentence. ...
Reduced Charge. ...
The Case Is Over. ...
Disadvantages. ...
Avoiding Problems with Prosecution's Case. ...
No “Not Guilty” Result. ...
Possibility of Coercion.
I think double yellow side lines means no waiting at any time.
A single yellow side line means no waiting during times shown on a nearby sign