Learn the best protection in a chemical attack, the number one killer in any NBC attack, the best protection from a biological agent or pandemics including Anthrax, Ebloa, the Zika Virus and the flu. This class will give you practical steps everyone can take to protect themselves and their ...
Analysis on Rice Husk Ash (RHA) have shown that it is a highly effective pozzolanic material, greatly enhancing the strength, durability, and resistance to chemical attacks of concrete [69]. Research conducted by [70] and [71] has shown that the optimal use of RHA in concrete can significan...