Pumice (market for)

The activity generating the emissions is market for pumice. The reference product is pumice. The product "pumice" represents 1 kg of pumice stone. Crushed and classified pumice is employed as an additive in light insulating concrete used to make constructional units. Due to its limited compression strength, this building material can only be used for two-storey buildings, or for cladding load-bearing frameworks. Building blocks consist of pure, natural pumice granules treated to remove organic and inorganic im-purities. They are mainly used to build houses. Powdered pumice is used as an abrasive, as a polishing medium, and as an additive to pumice soap. It is also used as an absorption medium due to its large surface area (e.g., in packages carrying breakable liquid containers). The reference product amount is 1. The cut-off classification is allocatable product. The activity type is ordinary market activity. Please refer to the ecoinvent documentation here for full details: https://ecoquery.ecoinvent.org/3.11/cutoff/dataset/3149/documentation.