Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en mixtures300246925mixture Mechanical combinations of two or more substances in no definite proportions, within which the constituent substances retain their individual properties and are separable by ordinary physical means. For complex pure substances made up of two or more elements in definite proportions which lose their individual properties and are held together by chemical bonds, use "compounds." mescla mezclas 2026-03-30 20:26:10