Currently, making plastic requires fossil fuels&#151;a problem because fossil fuels are nonrenewable&#151;and the wastes produced in processing are expensive to treat,&quot; she says.
(the wastes produced in processing; to treat; ) (she; says; ) Context(she says,List([174, 182))):(making plastic; requires; fossil fuels&#151; because fossil fuels are nonrenewable&#151; T:Currently) (fossil fuels; are; nonrenewable) (the wastes; produced; L:in processing) (the wastes produced in processing; are; expensive to treat)
she says,List([174, 182))
the wastes produced in processing she making plastic fossil fuels the wastes the wastes produced in processing
to treat says requires are produced are
fossil fuels&#151 because fossil fuels are nonrenewable&#151 T:Currently
nonrenewable
L:in processing
expensive to treat