Q.

Consider the following statements
1. Borax is used as a flux in brazing and in silver soldering.
2. Borax is used in making enamel.
3. Borax is used in leather tanning.
Select right answer.
(a)Only 1
(b)Only 2
(c)2 and 3
(d)1, 2 and 3 Right sign
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