Building Materials
Commonly used thinner in

All listed here
Lacquer paints, is alcohol
Cellulose paints is ethyl acetate
Oil paints, is naphtha

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Building Materials
The basic purpose of a retarder in concrete is

To decrease the initial setting time of cement paste in concrete
To render the concrete more water tight
To improve the workability of concrete mix
To increase the initial setting time of cement paste in concrete

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