If the nock is not fully engaged with the bowstring, the crossbow can fail to discharge when the trigger is pulled and can result in the bow discharging while re-nocking of the arrow, posing an injury hazard to users.
The rollover protective structure (ROPS) at the back of the tractor can loosen and fail to protect the operator in a rollover accident, posing a risk of injury.
The wooden stem on the top of the decorative pumpkin can detach when picked up, causing the glass pumpkin base to fall and break, posing a laceration hazard.