Table 2.
Pulmonary exposures associated with siderophage formation
| Tobacco smoking |
| Air pollution and biomass burning |
| Asbestos |
| Silica |
| Coal dust |
| Landfill work, rag picking |
| Pig farming |
| Iron oxide |
| Superparamagnetic iron oxide nanoparticles |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.