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Q: A .................. is a coat of thickness of about 0.1 to 0.2 mm applied on the surface of an item and then fused into place by burning at high temperature.
  • A. Porcelain
  • B. Zircon
  • C. Glaze
  • D. None of the above
Correct Answer: Option C - Glazing– Bricks tiles earthenware and stoneware are glazed by a coat of thickness of about 0.1 to 0.2 mm applied on the surface of an item and then fused into place by burning at high temperature is called glazing. • Glazing should be such that it does not craze (formation of fine cracks on the surface of clay) when the article is exposed to any change of temperature. • Bricks tiles earthenware and stoneware are glazed by an impervious film to protect the surface from chemical effect and other weathering agency.
C. Glazing– Bricks tiles earthenware and stoneware are glazed by a coat of thickness of about 0.1 to 0.2 mm applied on the surface of an item and then fused into place by burning at high temperature is called glazing. • Glazing should be such that it does not craze (formation of fine cracks on the surface of clay) when the article is exposed to any change of temperature. • Bricks tiles earthenware and stoneware are glazed by an impervious film to protect the surface from chemical effect and other weathering agency.

Explanations:

Glazing– Bricks tiles earthenware and stoneware are glazed by a coat of thickness of about 0.1 to 0.2 mm applied on the surface of an item and then fused into place by burning at high temperature is called glazing. • Glazing should be such that it does not craze (formation of fine cracks on the surface of clay) when the article is exposed to any change of temperature. • Bricks tiles earthenware and stoneware are glazed by an impervious film to protect the surface from chemical effect and other weathering agency.