TMI BlogManufacture of sand lime bricks known as calcium silicate bricks - fly ash bricks or not - using 50% by...Manufacture of sand lime bricks known as calcium silicate bricks - fly ash bricks or not - using 50% by weight of pond ash as filler -in the absence of testing of the product, prima facie case is against the assessee - AT ..... X X X X Extracts X X X X X X X X Extracts X X X X
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