Title
Biomass Combustion and Indoor Air Pollution in Tanzania: EXPOSURE TO BIOMASS COMBUSTION IN INDOORS AIR POLLUTION AND RESPIRATORY,Used
Delivery time: 8-12 business days (International)
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 g/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 like wheezing, headache, cough, and chronic bronchitis are highly correlated with concentration of CO by 0.533, 0.467, 0.415 and 0.495 respectively.
By changing our most important processes and
products, we have already made a big leap forward. This ranges from the
increased use of more sustainable fibers to the use of more
environmentally friendly printing processes to the development of
efficient waste management in our value chain.
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This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, please visit www.P65Warnings.ca.gov.
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Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
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Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.