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.
Feet. A foot (pl. feet) is a common length unit used in Imperial system and the current US customary unit system. A foot is equal to 0.3048 meter. This unit of length has been used in Europe since the times of the Roman Empire and ancient Greece.