Hawaii and California are the only two U.S. states that grow coffee plants commercially.
decibel, dB
(noun) a logarithmic unit of sound intensity; 10 times the logarithm of the ratio of the sound intensity to some reference intensity
Source: WordNet® 3.1
decibel (plural decibels)
A common measure of sound intensity ratio that is one tenth of a bel on the logarithmic intensity scale. It is defined as dB = 10 log10(P1 / P2), where P1 and P2 are the relative powers of the sound.
Source: Wiktionary
5 February 2025
(noun) activity involved in maintaining something in good working order; “he wrote the manual on car care”
Hawaii and California are the only two U.S. states that grow coffee plants commercially.