enforcement agencies rely on National Institute of Justice
standards for testing the performance of bullet-resistant
helmets, shields, and vests.
standards help protect police officers by ensuring that
manufacturers use reliable methods to test the quality
of their products.
support from the National Institute of Justice, NIST
operates a ballistics research test facility. Here,
NIST staff develop the measurement methods and conduct
the tests needed to continually improve these standards
and keep up with changing materials and technologies.