Evaluation of Vertical Fed-Biomass Cookstove in Reducing Air Indoor Pollution: The Sunken Pot Design Journal title: Peninsulares International Journal of Innovations and Sustainability Authors: Jonathan E. Lacayanga, Niamatu-lai Abdulai, Avgil P. Megino, Mark Ryan Marantal, Efren Hermino Subject(s): Education, Engineering, Management Science/Operations Research, Agricultural Science, Public Policy Sciences, Energy, Environmental, Accounting, Health Care Sciences & Services, Public Administration