Fire destroyes everything - Fire changes the original form and convert it into Ashes.
Land is the mother of fire and water is the father of fire. and hence fire subsides in land. It fears water (the father).
Lord of this corner is Fire and Planet is Mars which is also fiery.
Junction of East and South is Agni direction - So lead of East and evil of forces of South merge her.
Fire is thus used for auspicious functions - just as burning the body after death, marriage, Yagya, religious rites etc.
Fire is immortal.
Use of this direction should be made to remove evils.
In this direction - Kitchen, Electrical Appliances, Phone, fax, Airconditioners, Generator, Border, Electric Poles, Septic Tank etc. can be kept. So these will never get destroyed.
Do not keep water pots, temples, latrines etc. in this corner.
