Operations, like mining and truck traffic, are some of the top causes of air pollution. These activities release carbon monoxide, sulfur dioxide and nitrous oxide into the air, all of which contribute to development of smog and various health problems.
King of Prussia Information. Time Zone. Abbreviation / Name. EDT - Eastern Daylight Time. EST - Eastern Standard Time. UTC / GMT Offset. -4:00 hours during Eastern Daylight Time, currently in use. -5:00 hours during Eastern Standard Time.
Pennsylvania Time. Current time now in Time Zone: America New York (USA Eastern Time) Pennsylvania (the Commonwealth of Pennsylvania) is one of four states of the United States of America that is called a commonwealth. Pennsylvania is called the Keystone State.