Noun
Native sodium carbonate.
Source: Webster's dictionaryThe opener looks at the impact of volcanoes, featuring the inhospitable but vast breeding ground for the lesser flamingo at Lake Natron in Tanzania, in the shadow of the active volcano, Ol Doinyo Lengai (Mountain of God). Source: Internet
Herodotus insists that the body did not stay in the natron longer than seventy days. Source: Internet
The body was then placed in natron for seventy days. Source: Internet