35.11.Z - Production of electricity from non-renewable sources
20.1 - Manufacture of basic chemicals, fertilisers and nitrogen compounds, plastics and synthetic rubber in primary forms
20.5 - Manufacture of other chemical products
35.1 - Electric power generation, transmission and distribution
35.2 - Manufacture of gas, and distribution of gaseous fuels through mains
35.30.Z - Steam and air conditioning supply
39.00.Z - Remediation activities and other waste management service activities
41.10.Z - Realization of building projects related to erection of buildings
41.20.Z - Building works related to erection of residential and non-residential buildings
72.1 - Research and experimental development on natural sciences and engineering
