on three lines?(1) the measurement of the physical indices of the nutritional conditions of the people, (2) the measurement of the prevalence of deficiency diseases, and (3) the estimation of the food values (mainly protein, mineral and vitamin values) of the diets as indicated by their daily or monthly purchases of raw food materials. The deficiencies so ascertained have been sought to be reme...

it has been shown that geopolymerization can transform a wide range of waste aluminosilicate materials into building materials with excellent chemical and physical properties such as fire and acid resistance. in this research work, geopolymerization of construction waste materials with different alkali-activators based on combinations of na2sio3 and naoh has been investigated. a number of syste...