Hazmat advice keeps employees from harm. (safety consultant Hazmat Plans and Programs)

When a Hollywood film crew entrenched themselves in a hangar at Stapleton in 1996, Aurora-based Hazmat Plans & Programs was called in to consult on safety issues.

For seven weeks, Hazmat technicians monitored every stunt, every explosion and every piece of equipment that could pose a hazard to the actors and crew of "Asteroid," a made-for-television miniseries that recently aired on NBC.

Although the company had never consulted on a movie set before, Hazmat technicians followed the same principles of safety they use when consulting with businesses, said Ken Tester, the company's senior technician and office manager.

Hazmat helps companies devise and …