Sewage sludge 97% water WWT-SLF sludge from pulp and paper production (treatment of sewage sludge 97% water WWT-SLF sludge from pulp and paper production landfarming)

Emissions generated by the activity within the product supply chain as described in ecoinvent v3.10. The product sewage sludge 97% water WWT-SLF sludge from pulp and paper production' is a liquid waste under the category of industrial wastes. It is generated in wastewater treatment (WWT) of leachate from the sanitary landfilling (SLF) of 'sludge from pulp and paper production'. 'sewage sludge 97% water WWT-SLF sludge from pulp and paper production' contains the following fractions: 100% sewage sludge with 97% water content. By the database default (and per unit of reference product),'sewage sludge 97% water WWT-SLF sludge from pulp and paper production' has 97% water on wet mass basis (3% dry matter) and Carbon present is of both fossil (1.4% on a dry matter basis) and non-fossil origin (5.17% on a dry matter basis). It has no heating value. This kind of by-product (recyclable or waste) is generated in a specific treatment process and as such is not intended to be used as for modelling waste outputs from other activities. In the ecoinvent database treatment option/s for this by-product include: deposition (landfarming). Based on the aforementioned treatments this by-product receives it is a non-hazardous waste. This by-product can be modelled on two levels: treatment activity and market activity. The former one refers to the specific technology treating the by-product while the latter level represents a mix of treatments. Users are encouraged to inspect the modelling assumptions of the treatment activities and when selecting the market to additionally inspect the treatment mix. Collection and transportation of this by-product is accounted in the respective market activity users are advised to inspect and modify the average transportation distances for a case specific modelling. The cut-off classification is Waste. The activity type is ordinary transforming activity. The reference product amount is -1.