Possible Clues:

• China that's broken in the hatch?
• Put bird products on inferno to produce fine porcelain
• Finish, say, golf round
• Spreadsheet program, according to Sean Connery, that's easily cracked
• Wall paint finish between matt and silk
• Protection for Humpty Dumpty presumably is a reflection of wall-to-wall cover?
• Food container origin­ally produced in layers
• Fragile material goods woman kept in building wing
• Paint with slight sheen
• Finish Spurs nightmare