Sewage sludge 70% water WWT WW average (market for sewage sludge 70% water WWT WW average)

Emissions generated by the activity within the product supply chain as described in ecoinvent v3.10. The product sewage sludge 70% water WWT WW average' is a liquid waste under the category of industrial wastes. This sewage sludge is produced exclusively in the wastewater treatment (WWT) of 'WW average'. The composition of the sewage sludge is specific to and dependent on the original composition of 'WW average'. 'sewage sludge 70% water WWT WW average' contain the following fractions: 100% sewage sludge with 70% water content. By the database default (and per unit of reference product),'sewage sludge 70% water WWT WW average' has 70% water on wet mass basis (30% dry matter) and Carbon present is of both fossil (0.92% on a dry matter basis) and non-fossil origin (35.73% on a dry matter basis). It has a higher heating value of 14.71 MJ/kg and a lower heating value of 8.59 MJ/kg. 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: thermal (municipal incineration). 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 market activity. The reference product amount is -1.