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.
Safeco was founded in Seattle, Washington, in 1923 by Hawthorne K. Dent as the General Insurance Company of America, a property and casualty insurer. This name is still used by Safeco on some of its insurance products.afeco was founded in Seattle, Washington, in 1923 by Hawthorne K. Dent as the General Insurance Company of America, a property and casualty insurer. This name is still used by Safeco on some of its insurance products.