In fluid dynamics, laminar flow (or streamline flow) occurs when a fluid flows in parallel layers, with no disruption between the layers. At low velocities, the fluid tends to flow without lateral mixing, and adjacent layers slide past one another like playing cards.
These states are Colorado, Idaho, Kansas, Mississippi, Oregon, Utah, and Wisconsin. In March 2014, Idaho's legislature passed a bill premitting concealed weapons on campus and making it the 7th state to permit guns on campus.
To Summarize my map, one State, Missouri sets the minimum age at 23 years old to carry concealed, thirty-four States plus DC set the minimum age at 21, eleven States set the minimum age at 18, two States set the minimum age at 16, and two States forbid concealed carry altogether. Minimum age to carry concealed: