The energy efficient jiko works in such a way that the heat that is used for cooking also warms up the chicks brooder. [PHOTOS: JAMES MUNYEKI] Thomas Gichuru was out to make a difference.

NAIROBI: Behind closed doors and windows we huddle around a jiko when sweaters, jackets and socks aren’t warm enough. The warning to keep away jikos from poorly ventilated houses is rarely ...