Obtaining vegetable dyes as a didactic resource in Biology laboratories

Natural dyes are millenary discoveries that have been used since ancient Greece to color numerous objects such as sculptures but have lost their usefulness and have been replaced by artificial dyes that can be harmful to health. The purpose of this study is to obtain a natural vegetable dye from the...

• 1. Verfasser: Pozo-Zapata, Raúl (author)
• Weitere Verfasser: Barahona-Ibarra , Adriana (author), Tigasig-Urcuango , Jonathan (author), Vivar-Toapanta , Marxuri (author)
• Format: article
• Sprache: spa
• Veröffentlicht: 2024
• Schlagworte: aprendizaje; colorantes; prácticas experimentales; recursos didácticos; vinagre; learning; dyes; experimental practices; didactic resources; vinegar
• Online Zugang: https://revistadigital.uce.edu.ec/index.php/CATEDRA/article/view/5655