There are lots of neurotransmitters, and synapses that use dopamine and serotonin are actually pretty rare in the brain. This is compounded by the fact that there is a wide variety of receptor proteins for each neurotransmitter. The same neurotransmitter binding to different receptors can result in different things.
States where radar detectors are banned. According to the National Conference of State Legislatures, radar detectors are banned in all vehicles in the state of Virginia and the District of Columbia, Washington D.C. Radar Detectors are also banned in big trucks in the states of New York and Illinois.
This web page is a listing of the different state laws about the use of radar detectors in motor vehicles. If your state is not listed, than your state has no laws against the use of radar detectors. The following states have a law that says that any conmercial vehicle or trucks, can not use radar detectors in their vehicles. Any Comments, Questions, or Inquiries: E-Mail_w7wwg@jps.net.