ppgio: Persistent Pollution Generation Industry
Variable
Persistent pollution sector
Persistent Pollution Generation Industry [Pollution units/year]
ppgio = pcrum * pop * frpm * imef * imti

ppgio in the updating graph: ( how to read )
In nodes
frpm : fraction of resources from persistent materials
imef : industrial material emissions factor
imti : industrial material toxicity index
pcrum : per capita resource use multiplier
pop : population
Out nodes
plinid : persistent pollution intensity industry
ppgr : persistent pollution generation rate