what do we call sources of pollutants that are moving? mobile stationary

what do we call sources of pollutants that are moving? mobile stationary
Answer
Answer:
Mobile
Brief Explanations:
In environmental science, sources of pollutants are classified. Mobile sources are those that are moving, like vehicles. Stationary sources are fixed, e.g., factories. The question asks about moving pollutant sources, so the answer is Mobile.