Question

people usually keep "angheethi " ( burning coal ) in their closed room during winter season . why is it adviced to keep the door open ?

Answer 1

it's advised to keep the door open bcoz due to insufficient supply of oxygen carbon monoxide is produced which is very harmful ...

Answer 2

so as to make out the insufficient supply of oxygen and carbon monoxide ..which is harmful for health...to get rid of such health problems it is advised to keep the door open while burning the coal...