Leach residue from copper production (treatment of leach residue from copper production - neutralisation)

Emissions generated by the activity within the product supply chain as described in ecoinvent v3.10. The product 'leach residue from copper production' is a solid waste under the category of industrial wastes. It is primarily generated in leaching of cobalt-containing copper laterite ores. 'leach residue from copper production' contain the following fractions: leach residue with 0.00067 kg copper amount. By the database default (and per unit of reference product) 'leach residue from copper production' has 37% water on wet mass basis (63% dry matter) and it has no Carbon content. 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 this by-product is used in the following processes: treatment of leach residue from copper production neutralisation. 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.