Research, development, consulting, trade, development cooperation (EZA), coaching and teaching in the field of natural dyes based on plant, animal and mineral raw materials as well as synthetic dyes for textiles, cosmetics, food, medicinal products, etc.; Experimental archaeology; Revival of natural dyes; Project work: field research, workshops, events, events; Writing, translating and proofreading of specialist articles, papers, publications as well as literature research in humanities and natural sciences (plurilingualism, interdisciplinarity); Creation of photo reports, PR and press articles.