drugs, substance misuse and crime: 1. on the spot
2. laboratory testing- 2 steps=
-screen testing & tests concentration of compounds by using antibodies
-confirmation test

Question

1. on the spot 
2. laboratory testing- 2 steps= 
-screen testing & tests concentration of compounds  by using antibodies
-confirmation test

Beth Davis · Accepted Answer

What are the 2 ways drug testing can occur

1. on the spot 2. laboratory testing- 2 steps= -screen testing & tests concentration of compounds by using antibodies -confirmation test