Definition of acid precipitation
: precipitation (such as rain or snow) having increased acidity caused by environmental factors (such as atmospheric pollutants)
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“Acid precipitation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acid%20precipitation. Accessed 17 Oct. 2021.
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Time Traveler for acid precipitation
The first known use of acid precipitation was in 1955
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