Thelma Venichand is a social entrepreneur and pioneer in ethanol based clean cooking in Mozambique and possibly the first business oriented ethanol based clean cooking project in the world. Thelma started ZOE Enterprise, Lda. (ZOE) in 2006 and introduced ethanol gel cooking fuel (gelfuel) in the Mozambican market. In 2011 liquid ethanol fuel and a new clean cook stove were introduced in Mozambique. The brand name of the product is NDZiLO meaning fire/flame in the local language.