By Park Sae-jinPosted : July 2, 2015, 16:31Updated : July 2, 2015, 16:31
Students experience "yontan" (briquet for heating)-making during the opening ceremony of a "yontan church and yontan-making experience hall" for the underprivileged, in Junggyebon-dong, Nowon-gu, northern Seoul, Wednesday. In the 1960s-1970s, most South Korean houses relied on coal for heating.