When exposed to fire, concrete has very little strength left after: – McqOptions

MCQOPTIONS

1.	When exposed to fire, concrete has very little strength left after:
A.	500<sup>o</sup>C
B.	300<sup>o</sup>C
C.	200<sup>o</sup>C
D.	600<sup>o</sup>C
Answer» E.

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