DXM is also used recreationally. When exceeding label-specified maximum dosages, dextromethorphan acts as a dissociative anesthetic. Its mechanism of action is via multiple effects, including actions as a nonselective serotonin reuptake inhibitor and a sigma-1 receptor agonist.
Aroldis Chapman has thrown the fastest pitch ever recorded, but he has challengers for baseball's hottest heater in 2017. Ever since Aroldis Chapman delivered a 105 mph fastball to Tony Gwynn Jr., Chapman's name has been synonymous with velocity.
The fastest pitch ever was by Detroit Tiger, Fernando Rodney, in a game against the Minnesota Twins. The pitch was 115.7 mph. +1 vote! The fastest recorded pitch during a MLB game was thrown by Joel Zumaya of the Detroit Tigers on October 10th, 2006 against the Oakland A's. The pitch was clocked at 104.8 mph.