Welcome to WebWISER
WISER is a system designed to assist emergency responders in hazardous material incidents. WISER provides a wide range of information on hazardous substances, including substance identification support, physical characteristics, human health information, and containment and suppression advice. To get started, configure your profile and select an item below.
Search for a substance within WISER's database of known substances.
Help Identify Chemical
Identify an unknown chemical based on its physical properties, symptoms of exposure, the environment, and other criteria.
Explore general tools and reference material.
WebWISER is best viewed with the following browsers (indicated version or higher): Internet Explorer 7, Firefox 24, Safari 5, or Google Chrome 30.
WISER is also available as a stand-alone application for PCs and various mobile platforms, including iOS and Android devices. See the WISER home page for free downloads and more information about WISER.
Select your profile to customize WISER's content to better suit your role in an emergency.
Other Chemical Emergency Resources at NLM
Other Chemical Emergency Resources