Straightening the thread

Sometimes you have to unravel a knitted item, the yarn is good, you can straighten it out and knit something new.
I want to share my method of straightening the yarn. 

Here is the skein we have:
We take a pot of water, a little water, and bring it to a boil:
We put our skeins on the needle and place them over the steam. Like this:
The water is boiling, we will cover the pot with a lid:
After about 10 minutes, here is the result:
The yarn becomes softer and fluffier under the action of steam.