| Hazards | Incidence * | Management Methods |
| * 1—very rarely, e.g., once a year, 10—very often, e.g., once a week. | ||
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.