3 2 1 2013 2014 2015 no x voc particulate 1.8 1.1 0.2 2.1 2.5 .61.5 0.3 0.4 0 0.60 0.40 0.20 2013 2014 2015 non-hazardous waste hazardous waste 0.14 0.39 0.10 0.36 0.12 0.43 atmospheric emissions (g/hour worked) hazardous and non-hazardous waste generated (kg/hour worked) 51 1% of total reduction is due to the reporting boundary change in 2015.