Removing varnish stains from glass, such as windows, requires weakening the substance for successful extraction. After varnish dries on a surface it hardens, making it difficult to remove without a ...

eight restorers will begin "Operation Night Watch" by removing the varnish from the painting - in full view of the public, within the glass-enclosed space in The Night Watch Room. "The start of ...

First, heat the bottle that contains the varnish over a flame. Also heat the glass plate over a flame. When both are blood warm, pour the varnish onto the emulsion side of the plate, tilt the ...

Experts are removing layers of old varnish from “The Night Watch,” which have yellowed with time, as museumgoers look on through a glass barrier Sonja Anderson Daily Correspondent Visitors to ...

The restorers are working in a specially designed glass chamber in the ... we've developed a focused plan to treat the varnish and paint layers of The Night Watch," the team said in a video.