accident_chemical_id,facility_accident_chemical_id,facility_accident_id,quantity_released_lbs,percent_weight,chemical_id 523,100000149804_1_1,100000149804_1,1.0,,4 879,100000149387_1_1,100000149387_1,1.0,,4 1192,100000129336_1_3,100000129336_1,1.0,22.0,4 1596,100000059214_1_1,100000059214_1,1.0,,4 1768,100000092142_1_5,100000092142_1,1.0,,4 2012,100000201863_1_5,100000201863_1,1.0,,4