Answer:
I am black when you buy me, red when you use me. When I turn white, you know it's time to throw me away. What am I?
I am owned by every man though my length differs. Their wives uses me after getting married.
If a man carries my burden they will get crushed to death. Though not rich I leave silver in my track.
If you break me, I'll not stop working. If you can touch me, my work is done. What am I?
I am the word that has three syllables and twenty six letters. What am I?
The answer I give is yes, but what I mean is no. What was the question?