Material identification Alloying 1 Alloying elements 1 Aluminum 1 Aluminum coated steel 1 Article 1 Automotive applications 1 Automotive industry 1 Blending 1 Circular economy 1 Classification (of information) 1 Critical metals 1 Environmental benefits 1 Feature extraction 1 Feature optimization methods 1 Features selection 1 Fuel economy 1 Gas emissions 1 Greenhouse gases 1 Identification accuracy 1 Lightweight 1 Losses 1 Missing value processing 1 Missing values 1 Normalisation 1 Products and services 1 RF classifier 1 Random-for-est-based classifier 1 Recycling 1 Sealed relay 1