Poisonousness and Breath-capacity: There are no sure proof and studies that recommend about harmful smoke discharges or the indoor air nature of constructions worked with Fly Ash blocks. Fly Ash as a crude material is exceptionally fine so care must be taken while its taking care of and transport to stay away from any sort of air contamination in the perspective on word related security. When it is pipe, it can stay airborne for extensive stretches of time, causing genuine medical issues identifying with the respiratory framework. Be that as it may, block fabricated from Fly Ash has no such issues.