Effect of Aluminium Powder on Light-weight Aerated Concrete Properties Lam Tang Van, Dien Vu Kim, Hung Ngo Xuan, Tho Vu Dinh, Boris Bulgakov and Sophia Bazhenova E3S Web Conf., 97 (2019) 02005 Published online: 29 May 2019 DOI: 10.1051/e3sconf/20199702005