1.1 Background of the Study Infectious diseases remain to be one of the serious public health concerns worldwide, especially in the developing countries. Pneumonia is one of the most prevalent infectious diseases, which approximately affects 450 million people per year and is a major cause of death among all age groups causing 4 million deaths annually (Ruuskanen et al., 2011). The Acute Lower Respiratory Tract Infection including pneumonia also ranked as the second leading cause of morbidity (2012)
would be a good working prinicple as an Engineer. Trying to mitigate wastage of this precious resource in which at times we take for granted is definitely a worthy endeavour in which we will attempt to undertake from the lessons, cases and solution included in this study journal. Problem Statement 780 million people do not have access to clean water [1]. Do you take it for granted? Figures from the NEA reveal our Domestic water consumption per capita for Singapore for 2013, 151 litres/day or 151 litres/day