80% of families in Foo Village, Hai District Tanzania use simple “three stones stoves” (wood fires stoves), normal charcoal stoves, improve charcoal stove, improved wood stove and kerosene stoves. Aabout 77.8 % house wives time is spent in the indoor environment. Using additive risk model analysis, hourly indoor concentration is PM10 during cooking period and ranges from 1931 mg/m3 to 4949 mg/m3, which exceeds that of WHO recommended value of 150mg/m3 for 24 hours. The Coborn Dioxide concentrations during cooking period exceeds the standard of 30 mg/m3 in about 94.6 % of the sampling points. The overall average concentration of Coborn Dioxide was 268 ± 198 mg/m3. Respiratory symptoms increase with increase in PM10 concentration from 1931 to 2177 µg/m3. Symptoms like tearing shed, headache, cough symptoms and shortness of breath are highly correlated with concentration of PM10 with correlation coefficient of 0.735, 0.755, 0.769 and 0.911 respectively. Others...

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