The water used per metric ton of production or waste

Compounds released that are precursors to acid rain per metric ton of plastic waste processed. Typically referred to as the acidification potential in LCA literature.

The GHG abatement potential (in metric tons of GHG emissions) per million U.S. dollars capital investment in waste processing pathways.

Compounds released that create ground-level ozone when in contact with sunlight, per metric ton of plastic waste processed. Typically referred to as photochemical ozone formation.

Energy inputs in megajoule (MJ) per kilowatt–hour (kWh) of energy storage capacity, including the processes, embodied energy of materials, and transportation steps through the supply chain.

Measure of the cost of processing a metric ton of waste.

A measure of the greenhouse gas impact per FU