Sentence examples for stone deterioration from inspiring English sources

According to Scheerer and coworkers (2009) microorganisms may contribute to stone deterioration by discoloring the surfaces, trapping dirt and excreting deteriorating acid and alkaline metabolites [8].

Determining factors involved in stone deterioration is important in the design of proper interventions for protecting historic buildings.

Results show that besides exposure to strong climatic variations for many centuries, stone deterioration was aggravated by interventions using incompatible materials.

Soiling, condensed water, atmospheric pollution and biological attack are among the main responsible for stone deterioration in urban environment [1], since they can affect the materials of architectural heritage from both the chemical and the aesthetic point of view.

The past application of this technology has focused upon block scale stone deterioration, with less attention given to the study of features that extend across multiple blocks within the walls.

During the last decades, many studies have been carried out on environmental monitoring in specific sites aiming at their protection and conservation; however, researches focused on the direct implications, in terms of quantitative evaluation of stone deterioration, of these monitoring actions are still scarce.

The link between air pollutants such as SO2 and stone deteriorations are well known.

Currently, this stone shows many deterioration features.

Biological deterioration of stone is also a concern.

Deterioration of stone masonry is a worldwide problem, which can be addressed by replacement of entire stone units, by consolidating the delaminated surfaces or by plastic repair [1].

In later case, the removal of biofilm layer may fasten the deterioration of stones by making them susceptible to atmospheric pollutants and to the attacks of salts[91, 92].