What has ten letters and starts with gas?

When you hear me, You could assume, You see pee, Mixed

What can you see and I can see but God can never see?

What starts with a P, ends with an E, and has thousands of letters? Anwer is two Words connected, E ReadingRoom, not Reading room.

Oh boy, oops, I mean oh my. Not very PC of me to assume you’re a guy. I know, I know, I’m treading thin ice here, I say one more thing, I’ll know your opinion, clear. I’m not trying to argue and understand what’s at stake, just leading you to the answer. A unique, cold, falling. . .