Drug-sniffing dogs are trained to sniff for ______________, which indicates that heroin might be present.
Fill in the blank(s) with the appropriate word(s).
Vinegar
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Consensus in the industry is that today's optical scanning systems miss or misread luggage bar
codes 20% or more of the time. Indicate whether the statement is true or false
Which of the following best describes left-wing extremism?
a. It is nostalgic, seeking to restore a past system or environment that has been “stolen.” b. It is future oriented, seeking to reform or destroy an existing system prior to building a new society. c. It is essentially reactionary in nature. d. None of the above.
This hormone is often called the “cuddle chemical,” “love hormone,” or “moral molecule ______.”
A. estrogen B. testosterone C. serotonin D. oxytocin
Searching baggage at a bust stop or train station and questioning passengers is:
A) called a clean sweep. B) called a bus sweep. C) called a roundup. D) legal only with ?probable cause. E) legal only if ?plain view circumstances exist.