Call OSHA for violations. Protect yourself and your coworkers. Your anonymity should be maintained but being fired afterwards is protected.

Contact OSHA https://www.osha.gov/workers/file-complaint Cases that someone was fired after an OSHA call end up like this: https://www.osha.gov/news/newsreleases/region3/07072014 Or this list of settlements: https://www.osha.gov/news/newsreleases/whistleblower