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Category: Technology
Word Count: 2241
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AN INTRODUCTION ON CHEMICAL STONE-CLEANING

ABSTRACT
As one of the two fundamental methods of cleaning buildings, chemical has been widely used, but still, it has lots of potential problems and unknown long term effects should be considered carefully before choose it.
This paper is intended to highlight the key aspects of chemical stonecleaning and how It is approached in current practice. As a result, a literature review is regarded as the most important part in this paper. It will go through the key elements of chemical stonecleaning,
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