He would set up his portable easel on a quay, on a street or on the sand and capture nature in all its freshness, in luscious oil color.
From the online.wsj.com
The color of oil paint derives from the small particles mixed with the carrier.
From the en.wikipedia.org
As egg yolk absorbs oil, sauce will thicken, lighten in color, and become opaque.
From the heraldtribune.com
Gainsborough's Blue Boy is one of the most famous and recognized portraits of all time, painted with very long brushes and thin oil color to achieve the shimmering effect of the blue costume.
From the en.wikipedia.org
The shanks are first browned in olive oil to give them color and enhance the taste.
From the sfgate.com
After the deck dries from the cleaning, you can apply an oil-based solid-color stain.