For lime concrete,

Lime mortar is generally made with

Laterite is a/an

The softest rock is

For obtaining vinyl chloride acetate, the method used, is

The PVC doors and windows are preferred as they are

Pig iron made from heamatite ores free from sulphur, phosphorus and copper, is known as

Duco paints are

A stone is rejected if it absorbs water more than

Bitumen may be dissolved in

The yield strength and tensile strength of low carbon steel may be improved by the addition of

Based on its dry weight, a freshly felled tree may contain water

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The most valuable timber may be obtained from

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Bitumen completely dissolves in

Forge pig may be converted to wrought iron by

The material generally not used as extender in paints, is

Steel contains carbon approximately

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Pick up the compound responsible for early strength of cement from the following:

The cast iron when heated to red heat with powdered red haemetite in an oven for increasing its toughness, is converted to

Jhumb bricks are

The low voltage porcelain is mainly used for

Whitworth compressed steel is obtained when molten steel is subjected to a pressure of

Pick up the non-inflammable plastic from the following:

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Cement paints usually

Plastic bitumen is generally used for

The percentage of water for normal consistency, is

The initial setting time of hydraulic lime, is

Asbestos

The most commonly used synthetic abrasive is

Quick lime

The steel which contains fissures and cavities, is manufactured by

Cast iron

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The cement becomes unsound by the presence of excess

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PVC stands for

Mastic asphalt is normally used for

The colour of statuary marble used for sculptor's work, is

Mild steel is used for

For light and ornamental casting, the most unsuitable pig iron, is

Age of a tree may be ascertained by

Pick up the volcanic rock from the following:

Asbestos is