This book presents the proceedings of the International Conference on Health, Safety, Fire, Environment, and Allied Sciences (HSFEA 2018). The book highlights the latest developments in the field of science and technology aimed at improving health and safety in the workplace. The volume comprises content from leading scientists, engineers, and policy makers, discussing the effect of vehicular pollution, process, engineering, construction and other industrial activities on air quality and the impact these have on health and the environment. The contents of this volume will be of interest to researchers, practitioners, and policy makers alike.