Interviewer instructions
B.6 The main fuel for making food
a) Electricity: if for cooking an electric stove is used or an electric oven that is put in the flat with a separate kitchen.
b) Gas: if natural or liquid gas is used in gas stove.
c) Oil: if different oil stoves are used.
d) Wood: if a wood oven or wood stove is used and the fuel is wood.
e) Other: if other type of the fuel is used besides those mentioned above.