22457 Synthetics Substrates
22458 Dyeing of Natural Substrates
22459 Printing of Natural Substrates
22460 Finishing of Natural Substrates
22466 Environmental Technologies in Textile Processing
22457 Synthetics Substrates
22458 Dyeing of Natural Substrates
22459 Printing of Natural Substrates
22460 Finishing of Natural Substrates
22466 Environmental Technologies in Textile Processing