Tips & Warnings. Steam the tamales in a specified steamer basket. If you have a steamer pot or basket that does not use a stove top for heating, you will need to pour boiling water into the base of the pot and cover with a lid for 1 to 2 hours. Make reference to the instruction manual provided for your particular model to verify.
Arsenic is a trace element that occurs naturally in very small amounts in the diet. Its exact functions are not known. The estimated adult daily intake of arsenic from a typical diet is 12-50 mcg. A dietary requirement of 12-25 mcg/day has been suggested.
Arsenic is a naturally occurring mineral found in soil, bedrock, and water. In its pure form, arsenic is a silver-gray or white brittle metal. Arsenic has no odor and is almost tasteless. Arsenic and its compounds have a variety of commercial uses.Manufacturers use arsenic to make other metals, glass, electronic components, and wood preservatives.rsenic level between 10 ppb and 500 ppb*. Do not drink your water or use it to prepare foods that require a lot of water (e.g., infant formula, soups, Jell-O, rice, coffee, tea) if the arsenic level is above 10 ppb. Washing foods and dishes in the water is safe, and is not a significant source of exposure.