Investigations by Occupational Safety and Health Administration ( OSHA ) and the Bureau of Alcohol , Tobacco , Firearms and Explosives also concluded Coming_to_believe that sugar dust was the fuel for an explosion Catastrophe that could have been prevented Preventing_or_letting .

The Firearms ( Amendment ) Act 1988 was passed in the wake of the incident , which bans the ownership of semi-automatic centre-fire rifles and restricts the use Using of shotguns with a capacity of more than three cartridges .

The NYPD Firearms Discharge Review Board found Know the shooting Use_firearm to be within department guidelines .