Scuba divers and others use the word atmosphere and atm in relation to pressures that are relative to mean atmospheric pressure at sea level (1.013 bar). For example, a partial pressure of oxygen is calibrated typically using air at sea level, so is expressed in units of atm.The old European unit technical atmosphere (at) is equal to 1 kilogram-force per square centimetre (kgf/cm 2), 7004980665000000000â 98066.5 Pa.or example, a partial pressure of oxygen is calibrated typically using air at sea level, so is expressed in units of atm. The old European unit technical atmosphere (at) is equal to 1 kilogram-force per square centimetre (kgf/cm 2), 7004980665000000000â 98066.5 Pa.
Tripoli ( /trÉ¨poÊlÉ/ tri-poh-lÉ) is a city in Bremer County, Iowa, United States. The population was 1310 at the 2000 census. It is part of the WaterlooâCedar Falls Metropolitan Statistical Area. Tripoli is located at 42Â°48â²21â³N 92Â°15â²27â³W / 42.80583Â°N 92.2575Â°W / 42.80583; -92.2575 (42.805736, -92.257580). According to the United States Census Bureau, the city has a total area of 1.4 square miles (3.6 kmÂ²), all of it land.
Zip Code 50111 is located in the state of Iowa in the Des Moines - Ames metro area. Zip code 50111 is primarily located in Polk County. Portions of 50111 are also located in Dallas County. The official US Postal Service name for 50111 is GRIMES, Iowa. Portions of zip code 50111 are contained within or border the city limits of Grimes, IA, Urbandale, IA, and Johnston, IA. The area code for zip code 50111 is 515.