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Which tool is used to remove dust from blast holes in the process of blasting?

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in Construction & Building Materials by (190k points)
Which tool is used to remove dust from blast holes in the process of blasting?

(a) Priming needle

(b) Jumper

(c) Tamping bar

(d) Scraping spoon

I had been asked this question in unit test.

Question is from Stones topic in section Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials

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Right answer is (d) Scraping spoon

To explain: Scraping spoon is used to remove dust from blast holes in the process of blasting. A tamping bar is used to ram the material while refilling the blast holes.

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