Plate 4. Discoloration and spalling on cube as a result of exposure to fire

From

Effects of Fire on the Strength of Reinforced Concrete Structural Members

Lateef O. Onundi, M. Ben Oumarou, Abba M. Alkali

American Journal of Civil Engineering and Architecture. 2019, 7(1), 1-12 doi:10.12691/ajcea-7-1-1