Putih adalah warna duka terdalam di antara ratu Eropa abad pertengahan. Tradisi ini bertahan di Spanyol hingga akhir abad kelima belas. [27] Materials that do not emit light themselves surface white if their surfaces mirror back again the vast majority of light that strikes them inside of a diffuse way. https://www.propanraya.com/warna-putih-untuk-interior-yang-bersih-dan-elegan-pilihan-tepat-dengan-cat-eco-emulsion-ee-4010