Laboratorio Olfattivo Biancofiore Liquid Soap The collection of products from Laboratorio Olfattivo is enriched with a selection of liquid soaps (hand/body) in a 500 ml format. The manufacturing process of Laboratorio Olfattivo's liquid soaps is absolutely eco-friendly, as the saponification technique starting from natural vegetable oils allows the creation of soaps without any waste and therefore no pollution.