Answer:
They developed the first mathematical system of painting perspective
On the left he uses more of a triadic color scheme, on the right he uses analogous
Answer:
If you dye fabric on a regular basis wear a MSHA/NIOSH approved respirator with cartridges for dusts, mists, and fumes. Disposable dust/mist respirators don't help with fumes. Even though dyes are not absorbed by the skin you should wear rubber gloves, old clothes or protective clothing, and even old shoes.
Explanation: