Exit Notification/Disclaimer Policy
- Links with this icon () indicate that you are leaving an ATSDR Web site.
- The link may lead to a non-federal site, but it provides additional information that is consistent with the intended purpose of a federal site.
- The Agency for Toxic Substances and Disease Registry (ATSDR), or the Department of Health and Human Services (HHS) cannot attest to the accuracy of a non-federal site.
- Linking to a non-federal site does not constitute an endorsement by HHS or any of its employees of the sponsors or the information and products presented on the site.
Endorsement Disclaimer — Pop-Up Advertisements
When visiting our Web site, your Web browser may produce pop-up advertisements. These advertisements were most likely produced by other Web sites you visited or by third party software installed on your computer. The Agency for Toxic Substances and Disease Registry does not endorse or recommend products of services for which you may view a pop-up advertisement on your computer screen while visiting our site.
The information provided using this Web site is only intended to be general summary information to the public. It is not intended to take the place of either the written law or regulations.
This site is maintained by the U.S. Government. It is protected by various provisions of Title 18, U.S. Code. Violations of Title 18 are subject to criminal prosecution in federal court.
For site security purposes and to ensure that this service remains available to all users, we employ software programs to monitor traffic to identify unauthorized attempts to upload or change information, or otherwise cause damage. In the event of authorized law enforcement investigations, and pursuant to any required legal process, information from these sources may be used to help identify an individual.