Copper is a conductor. Just at morning Agnihotra, all the electricities, energies, ethers are attracted to the pyramid in its shape. At sunset, these energies are thrust out in the same shape. This will be important to scientists later on.
The shape of the Agnihotra pyramid should not be interfered with. Now we have to be more subtle with YAJNYA. Time is crucial. Times are desperate. In order to get the optimum effect from Agnihotra, the shape of the pyramid should be intact.