Answer:
What is the only letter in the alphabet that does not appear anywhere on the periodic table of elements?
A slow, solemn square-dance of warriors feinting. One by one they fall, warriors fainting, thirty-two on sixty-four.
At first, I am nothing. Add something to negate. Add again to oppose. Add again to find the time to draw. Add once more to find nobody at all.
Add a T and I shoot through the sky. Then add an S and I multiply. What word is it?
Gets rid of bad ones, short and tall. Tightens when used, one size fits all.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.