Answer:
A mighty weapon in the war against winged household pests.
In the night a mountain, in the morning a meadow.
White bird, featherless, flying out of paradise. Flying over sea and land. Dying in my hand.
Three little letters. A paradox to some. The worse that it is, the better it becomes.
The one who makes it, sells it. The one who buys it, never uses it. The one that uses it never knows that heβs using it.
I have two eyes in the front and a lot of eyes on my tail