Answer:
Improved cook stoves (ICS) particularly mud-brick ICS with and without chimney is one of the most simple, inexpensive and widely used technologies designed to improve combustion efficiency of biomass and reduce exposure to indoor air pollution.
The benefits of ICS includes: increased thermal efficiency, conservation of forests by reducing fuel wood consumption, reduction in womens' drudgery, reduction in indoor air pollution and hence smoke-related health disorders, and prevention of fire hazards.
Explanation: