accident_chemical_id,facility_accident_chemical_id,facility_accident_id,quantity_released_lbs,percent_weight,chemical_id
297,100000043543_1_1,100000043543_1,1000.0,50.0,2
658,100000018269_1_1,100000018269_1,1000.0,,2
986,100000153594_1_1,100000153594_1,1000.0,,2