Juana Villada Martinez, a food chemist who graduated from the National Autonomous University of Mexico and founder of Grupo Vima inclusionnte AC, together with Salmy, a rescued dog of approximately 7 years of age, conducts a tour to collect cooking oil inside the campus in Mexico City, Mexico, on November 29, 2024. They turn it into soap and crafts to avoid a negative impact on the environment. (Photo by Gerardo Vieyra/NurPhoto)

Ciencia Comunidad Science Salmy Juan Carlos Ramírez Orejel Juana Villada Quimica UNAM Universidad Nacional Autónoma de México Ciudad de México Mexico Human interest Salud Health Salud Oil Aceite Jabon Soap Department of Animal Nutrition and Biochemistry Estudios Ciencia Science Grupo Vima inclusiónnte AC Animal Health HUM Human interest Mexico Mexico City UNAM National Autonomous University of Mexico Perro Dog Aceite de cocina Aceite Reciclar Facultad de Química Food Comida Residuos Deshechos.