Art Spectrum Oil Paint 40mL Spectrum Blue S1 Family_ARTSUPP-PAINTING-MEDIUMS-Eraldo - If you are worried

If you are worried

or even artfully show off the inside contents

detailed drawings

technical drawings

choose a polyurethane varnish

Art Spectrum Oil Paint 40mL Spectrum Blue S1 Family_ARTSUPP-PAINTING-MEDIUMS-Eraldo - If you are worriedArt Spectrum Spectrum Blue is a vibrant and versatile blue formed from combing two classic pigments Ultramarine and Phthalocyanine Blue. In effect it reproduces many of the characteristics of the great Cobalt Blue, but with the added economical and health advantages. Cobalt Blue was discovered in 1802 by the French chemist, Louis Jacques Thnard. However, we find earlier forms used for centuries in Chinese ceramics and European painting throughout the