♻️ap environmental science review

SOx

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

SOx refers to sulfur oxides, which are air pollutants produced by burning fossil fuels that contain sulfur. These pollutants contribute to the formation of acid rain and can cause respiratory problems in humans.