User:ZimengLu
risk[edit]
Taro root contains calcium oxalate, a naturally occurring compound that can build up in the body, triggering gout and contributing to kidney stones. The insoluble oxalates, especially needle like calcium oxalate crystal may cause irritation, and swelling of mouth and throat[1]. Two of the most popular methods of reducing oxalate levels and making taro safe to eat are soaking and boiling[2].
Flooding fields is known to mobilise soil-bound arsenic through reduction of iron hydroxide and release of arsenite. Taro grown in such a location will take up arsenic through the roots and pose a high risk of arsenic accumulation for humans[3]. As little research has been done on this content, there is currently no effective solution.
The traditional way to kill pests, mainly mites and nematodes on the surface of taro, is to fumigate with toxic methyl bromide. However, the chemical can be harmful to human health. An alternative method of disinfecting taro is a combination of high-pressure washing and hot water treatment[4].