What is sand blasting?(a) Process of making carvings on stone surface(b) Quarrying technique(c) Dressing type(d) Process of using sand to blast stone surfaceThe question was asked by my school principal while I was bunking the class.My doubt stems from Quarrying and Dressing of Stones topic in chapter Materials for Construction of Basic Civil Engineering

What is sand blasting?(a) Process of making carvings on stone surface(

1.	What is sand blasting?(a) Process of making carvings on stone surface(b) Quarrying technique(c) Dressing type(d) Process of using sand to blast stone surfaceThe question was asked by my school principal while I was bunking the class.My doubt stems from Quarrying and Dressing of Stones topic in chapter Materials for Construction of Basic Civil Engineering
Answer» The correct answer is (a) Process of making carvings on STONE surface For explanation: It’s used to carve or CLEAN a surface with a high VELOCITY jet of abrasive MATERIAL (sand, walnut, steel bits, ETC..).

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