Water that falls to or condenses on the Earth’s surface as rain, drizzle, snow, sleet, hail, dew, frost, or fog with a pH of less than 5.6.
ACID DEPOSITION (“ACID RAIN”)
Water that falls to or condenses on the Earth’s surface as rain, drizzle, snow, sleet, hail, dew, frost, or fog with a pH of less than 5.6.
