Answer:
I start with T end with T and within me is T.
In all the world none can compare I am a tiny weaver my deadly cloth so silky and fair.
What building has the most stories?
What can go up a chimney down but canβt go down a chimney up?
You may enter, but you may not come in. I have space, but no room, I have keys, but open no lock. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.