Walekum as Salam,
Masha Allah bohat zabrdast information.... Excellent...

Bohat Khatrnaak cheez se roshnaas karaya aap ne or us se bachnay k jo tareeqy batae hain wo yaqeenan sab k kaam ayen gey.

Masha Allah bohat acha likhty hain aap or Allah pak se dua hai aap k or hamary ilm or izaafa kary. Ameen.
Bohat shurkrya share karny or link dene ka.
Dhairo Duaen.