Satisfactory results also arise from the safety assessment. The cook stove is capable of cooking 750 g of crude rice in 2.5 kg of water using a typical fuel charge (1 kg) of rice husk, resulting in 3.0 kg of hot meal. This solution, whose appropriateness level has been widely discussed, can significantly contribute to the household energy basket, as assessed by the authors' economic feasibility study in a typical Sub-Saharan setting, as a case study.