21. Investigators were trying to determine why the man failed to attach a safety harness . 22. Safety harnesses ( see below ) are single use only, at least in Ontario.23. Standing atop the steel platform, Ross tightened the straps of his full-body safety harness . 24. But instead, my safety harness kept me completely still. 25. For safety equipment, it had an elaborate roll cage, racing seats, and five-point safety harness . 26. Junior said when he got to Park, his teammate already had unbuckled his safety harness . 27. :A similar instance occurs with safety harnesses , which actually come stamped with an expiration date. 28. Although they are required by law to wear safety harnesses , these are mostly for show. 29. Both featured a roll cage and four-point safety harnesses . 30. Once a flyer has mastered a particular trick, they will take off the safety harness .
