Subject: Blue fentanyl 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Green fentanyl 25 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: White fentanyl 13 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Prescription opioids 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Opioid analgesic 32 general knowledge quiz questions. It should take around 7 minutes to complete all the questions.

Subject: Mu receptor 24 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Street drugs 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Clandestine laboratory investigation 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

"crack" •