What method did Leonardo da Vinci use while painting?

Leonardo da Vinci typically painted with oil paint that he made by hand from ground pigments; later in his career, he worked with tempera made from egg whites. His work surface typically would be a canvas or board, or sometimes stone when painting a mural.In a break with the Florentine tradition of outlining the painted image, Leonardo perfected the technique known as sfumato, which translated literally from Italian means "vanished or evaporated." Creating imperceptible transitions between light and shade, and sometimes between colors, he blended everything "without ...

Explanation:

oil paint and tempura made from egg whites

Explanation:

tiles:

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installment credit

unsecured credit

which tiles go with which below?

paying by credit card

secured credit

house mortgage

installment credit

student loan

unsicure

what are the choices?