Spanish Oro coloidal Cited by user Sandflier on 17 Jul 2021 El oro coloidal es un sol o suspensión coloidal de nanopartículas de oro en un líquido, generalmente agua.
English Colloidal gold Cited by user Boghog on 26 Sep 2018 Colloidal gold is a sol or colloidal suspension of nanoparticles of gold in a fluid, usually water.