ATF Fire Research Laboratory

The Fire Research Laboratory (FRL) is part of the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), an investigative agency within the United States Department of Justice. Located in Beltsville, Maryland, the FRL is a partnership among law enforcement, fire services, public safety agencies, academia and the private sector that uses the most advanced scientific, technical, educational, and training methods in fire investigation science to serve and protect the public.

The Fire Research Laboratory does the following:

...
Wikipedia