Table 5 Processes chosen from the Ecoinvent database 2.2 for materials and crops for the comparison of impact categories
Metals | |
 Primary chromium steel | Steel, converter, chromium steel 18/8, at plant |
 Primary low-alloyed steel | Steel, converter, low-alloyed, at plant |
 Primary aluminum | Aluminum, primary, at plant |
 Primary copper | Copper, primary, at refinery |
Plastics | |
 PET | Polyethylene terephthalate, granulate, bottle grade, at plant |
 High density PE | Polyethylene, HDPE, granulate, at plant |
Paper and crops | |
 Paper | Paper, woodfree, uncoated, at regional storage |
 Wheat | Wheat grains IP, at farm |
 Corn | Grain maize IP, at farm |
 Cotton | Cotton fibers, at farm |
Other materials | |
 Glass | Concrete, normal, at plant |
 Concrete | Flat glass, uncoated, at plant |