Please also note that the shipping rates for many items we sell are weight-based. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page. When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Note that there are restrictions on some products, and some products cannot be shipped to international destinations. We can ship to virtually any address in the world. We'll notify you via e-mail of your refund once we've received and processed the returned item. If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days). You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.). Improper preparation can cause acute cyanide intoxication, and long-term exposure to the cyanogenic glucosides is associated with goitres, chronic pancreatitis, and a nerve disorder known as ataxic neuropathy.You may return most new, unopened items within 30 days of delivery for a full refund. The poison ( hydrocyanic acid) has been used for darts and arrows. The preparation of cassava flour is usually from larger “bitter” roots, which require significant work to remove the poisons, and can include long soaking times, fermentation, and exposing the cassava paste to the air for several hours. Some cassava tubers are also soaked beforehand to leach the harmful chemicals. To safely prepare most small “sweet” varieties for use as a vegetable, the skin should be generously peeled off, the tubers must be well cooked, and the cooking water drained off. Indigenous peoples developed a complex refining system to remove the poison by grating, pressing, and heating the tubers. Two cyanide-producing sugar derivatives, known as cyanogenic glucosides, occur in varying amounts in most varieties.
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