RPM is the acronym used for revolutions per minute. It measures the number of revolutions completed in one minute around a fixed axis, giving the speed of a mechanical component. It is commonly used to describe the performance of automobile engines.
Like most ballparks built from the 1990s onward, Safeco Field is a 'retro-modern' style ballpark that incorporates many of the features of ballparks built in the 1950s and earlier with modern amenities.
ARLINGTON -- The Rangers and the City of Arlington have reached an agreement for a new state-of-the-art ballpark to be opened by 2021. The new ballpark, which was announced at a news conference on Friday at City Hall, will be climate-controlled with a retractable roof and will be built across Randol Mill Road on the south side of Globe Life Park. The Texas Rangers have chosen to stay in Arlington, Texas, Arlington mayor Jeff Williams said.