Civil Engineering - Concrete Technology - Discussion

Discussion Forum : Concrete Technology - Section 3 (Q.No. 14)
14.
Saw dust can be rendered chemically inert by boiling it in water containing
ferrous sulphate
potassium chloride
ammonia
nitric acid
sulphuric acid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

Lalit Roy said:   7 years ago
Sawdust is the light-weight binding materials which are used earlier, it is the dust which is obtained by cutting the timber with Hacksaw 4 Called Saw Dust @Aakash.

Rendered chemically means blended (Mixing) with chemical (ferrous sulphate ).

So, the Answer A is correct.
(4)

Garima said:   7 years ago
What is meant by rendered chemically?

Vikas said:   6 years ago
Why we are adding ferrous sulphate?
(1)

Aakash said:   7 years ago
What is Saw Dust?

Pallavi said:   7 years ago
How it will be?

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