An OSHA-Compliant Training Class Online for Chainsaw safety. This course covers basic chain saw safety as it relates to tree trimming, disaster clean-up, forestry and more. I-CAB Recognized. This course satisfies OSHA's requirements for the classroom portion of operator safety training. Quiz questions along the way prepare you for the final written exam. Upon completion, gain access to and print off your test, certificate, and a checklist which can be used by your employer to observe you in the field applying what you learned in the classroom.