Heidrun Weiss is the head of ERCA BU Textile Laboratories for almost 20 years, engaged in research and developments as well as customers technical support and Textile Certification (bluesign, GOTS, GRS- (Global Recycled Standard)). For the last three years she has been fully involved in the sustainable project of ERCA for recycling vegetable waste, especially exhausted vegetable cooking oil and its transformation in Textile Auxiliaries.