How long will it take to finish painting? Open the window and ventilate.

You can open the window on normal sunny days 1-2 days after the paint is completely dry, and it is recommended not to open the window on rainy days.

Process flow: treating base-sealing primer-frosted paper-lubricating oil powder-coloring base, repairing-full batch of colored putty-polishing-painting oil paint-painting first varnish-repairing putty-repairing color-frosted paper-painting second varnish-painting top coat.

There should be safety signs prohibiting fireworks on the construction site. Full-time security officers shall be set up on site to supervise and ensure that there is no open fire on the construction site. Operators should wear corresponding protective facilities when painting, such as gas masks, masks and gloves.

Extended data:

The origin of paint is still inconclusive. In 6000 BC, China improved the paint by mixing inorganic compounds and organic pigments. In BC 1500, in caves in France and Spain, paint was used for painting and decoration.

In BC 1500, Egyptians made blue and red pigments with dyes such as indigo and madder, but this pigment was far from perfect. /kloc-in the 0/8th century, the coating industry developed rapidly due to the development and utilization of linseed oil and zinc oxide.

In the 20th century, great progress has been made in coating technology, and various coating colors with higher adhesion, higher gloss, flame retardancy, corrosion resistance and high thermal stability have emerged. Most of the early paints used vegetable oil as the main raw material, so they were called "paints", such as healthy, environmentally friendly and original cooked tung oil.