Brick tinting is the process of physically tinting bricks to either change the color or blend-in offending areas of brickwork with the surrounding masonry.
References
Amabile, John and Anna Ryder Richardson. (2002-10-13.) "My pink garage is real eyesore". Sunday Mail (Glasgow, Scotland). Retrieved on 2007-10-12.
Thomas, K. (October, 1995.) "Disfigured facing brickwork". Papers from Conference Proceedings 7, British Masonry Society. (Abstract only).