accident_chemical_id,facility_accident_chemical_id,facility_accident_id,quantity_released_lbs,percent_weight,chemical_id 16,100000033545_5_1,100000033545_5,16.0,1.3,15 53,100000063441_1_2,100000063441_1,16.0,19.0,12 230,100000238511_1_1,100000238511_1,16.0,100.0,1 294,100000026633_1_1,100000026633_1,16.0,,2 1672,100000069515_2_2,100000069515_2,16.0,0.4,4 2078,100000245629_1_1,100000245629_1,16.0,,4