| abstract |
The heating appliance (100) of the present invention includes: a water vapor generator (10), which is composed of a heating layer (11) containing oxidizable metal, carbon components, water-absorbent polymer, and water, and the water-absorbing The sheet material (102) is laminated; and the bag body (20), which has air permeability in at least a part and contains the water vapor generator (10); and the water-absorbent sheet material (102) is relative to the heat generating layer (11) The mass ratio of the water-absorbing polymer contained is 0.9 or more and 15 or less. |