These microscopic invaders enter the body via droplets either in the air we breathe, or when we touch our eyes, noses, or mouths after touching a contaminated surface.
Now the great salt plain stretched before his eyes, and the distant belt of savage mountains, without a sign anywhere of plant or tree, which might indicate the presence of moisture.
The net's mesh is designed to mimic the lichen hairs, because in this coastal strip of the Atacama desert they have a lifeline to moisture — the Pacific Ocean.
These molecules oxidize to form sulfates, which condense with water vapor in the air to form a blanket of fine particles that impair visibility and cause severe lung damage.