accident_chemical_id,facility_accident_chemical_id,facility_accident_id,quantity_released_lbs,percent_weight,chemical_id
668,100000042955_1_1,100000042955_1,600.0,100.0,1
1433,100000109848_1_1,100000109848_1,600.0,,1
1486,100000037747_1_1,100000037747_1,600.0,,1
2147,100000058616_2_1,100000058616_2,600.0,99.0,1