accident_chemical_id,facility_accident_chemical_id,facility_accident_id,quantity_released_lbs,percent_weight,chemical_id
257,100000106556_1_1,100000106556_1,4000.0,,1
323,100000115715_1_1,100000115715_1,4000.0,100.0,1
470,100000014986_1_1,100000014986_1,4000.0,99.0,1
1215,100000043963_1_1,100000043963_1,4000.0,82.0,1