A process that caused the dry depositon h2s so2 or no integration with moisture or water. Particles of h2s so2 or they can be swept away into the ground, including the tree of the respiratory system.
Best dry depositon process caused by SO2 and H 2 S does not combine with the moisture or water in which particles of the SO2 or H2S they can drift to the ground. The tree River, including a person's respiratory system.
The dry process is caused by SO depositon 2 or 2 H S does not include the moisture or water, particles of SO 2 or 2 H S these can be carried to the river, and the trees to the ground, breathing.