wooden household matches block the path for gas in the stove. import substitution of blue fuel. poor quality of life in the

matches gas burner natural blue fuel overlapping heating stove economy import substitution wooden gunpowder plugged supply replacement condition dirty poverty absence closeup nozzles sticks toothpicks fire burning cooking extraction saving resource welfare flammable sanctions restriction equipment breakdown repair work unprofitable contract breach pipeline living standard corrosion household block path for poor quality life panic beginning season slums stove fuel gas slums