How Natural Gas Works. Natural gas is a versatile fossil fuel that we use for heating, cooking, electricity production, transportation, and as an industrial feedstock. In 2012, it made up 30 percent of the U.S. energy mix, and it continues to be a readily available domestic resource as a result of recent discoveries and advances in extraction technology. [1]
â¢ METRICAL FOOT (noun). The noun METRICAL FOOT has 1 sense: 1. (prosody) a group of 2 or 3 syllables forming the basic unit of poetic rhythm. Familiarity information: METRICAL FOOT used as a noun is very rare.
The foot (pl. feet; abbreviation: ft; symbol: â², the prime symbol) is a unit of length in the imperial and US customary systems of measurement. Since 1959, both units have been defined by international agreement as equivalent to 0.3048 meters exactly. In both systems, the foot comprises 12 inches and three feet compose a yard.