The number of semester credit hours required for an associate degree depends on the college and degree program. In general, an associate degree takes two years full time and represents half the work required for a bachelor's degree.
A dekatherm (dth) is a unit of energy used primarily to measure natural gas, developed in about 1972 by the Texas Eastern Transmission Corporation, a natural gas pipeline company. It is equal to 10 therms or 1,000,000 British thermal units (MMBtu).
The gaseous state of a substance that is liquid or solid under ordinary conditions. The vaporized form of a medicinal preparation to be administered by inhalation. A mixture of a vapor and air, as an explosive mixture of gasoline and air burned in an internal-combustion engine. vapors Exhalations within an organ, especially the stomach, supposed to affect the mental or physical condition. No longer in technical use. vapors A nervous disorder such as depression or hysteria.