Answer:
People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?
If you break me, I'll not stop working. If you can touch me, my work is done. What am I?
An action done on mosquito bites
I think you live beneath a roof that is upheld by me; I think you seldom walk abroad but my fair form you see; I close you in on every side you very dwelling pave and probably I'll go with you At last into the grave.
I can wave my hands at you but I never say goodbye. You are always cool when with me even more so when I am high!
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.