Great masters used egg yolk to preserve their paintings - English
The great Renaissance masters added egg yolk to their oil paints in order to protect their masterpieces against yellowing and humidity and to prevent the formation of cracks during drying, according to research published in Nature Communications and led by Italian scientists (ANSA)
Ilaria Bonaduce Technology Instm National Interuniversity Consortium For Materials Science Department Of Chemistry University Of Pisa Nature Communications
Source: ansa.it