Related Clues:

• Show pictures on the surface
• Films are projected onto it
• Test or examine for the presence of disease or infection
• Surface on which to project pictures
• Test for the presence of disease or infection, in the cinema?
• Test for the presence of disease
• 'It provides protection, against insects, say (6)'
• Set of foldable hinged panels
• All is not well with Whistler, itseems. Top him up once more
• What one sees about the brute is enough to make it safe
• Counsel never gets back for the cinema.
• That's enough to make one look up at the stars
• The crescendo may be perceived to be in the last of 13 across
• Will counsel never come back to the cinema?
• The riddle is how one sees stars on this