Holes cut in the stone of the wall and filled with stained glass are called plate tracery, elaborated based on stone blocks or "plates" that are part of the muraría structure, in order to create a perforated pattern. It arises at the end of the XII century and the beginning of the XIII, before the need to add a decorative motif that would not leave bare the ashlar area that was free when two or more lancets were placed next to each other under an arched drip molding.
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As we know that precaution is better than cure.if we are aware and conscious and follow the safety measures we won't get injured. we easily do our work without any danger when we observe and bring it in behaviour our life will be secure.it should be applied for each and every activities for security.it is applied while dancing too.while dancing we must follow the steps while following it different precautions is needed to prevent from injury and accident and for better life.
Answer: the painting is water based pigments on freshly applied plaster, usually on wall surfaces. The colors are made by grinding dry powder pigments in pure water, they dry and set with the plaster to become a permanent part of the wall.
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