This subtle tool is amazing in pairs. This shape works very well because it is shaped like a human and whenever you have a circle on a T, it symbols God-Consciousness and the T is the Dao which is about polarity.
Most homes and buildings have lay lines, a magnetic flux line. If you put an ankh on the wall at either end of the lay line in the room, it will can cancel out the carcogenetic line.
Place an ankh on either side of your heart chakra to remove the crust. Place one ankh on the floor and the other one on top of your heart chakra to remove a life-time of hardness from your heart.