The obvious trait of this teakettle is its long spout! Boiled water from the long spout would form a pressure to rotate tea in the cup, which could make tea well distributed.

 

The obvious trait of this teakettle is its long spout! Boiled water from the long spout would form a pressure to rotate tea in the cup, which could make tea well distributed.

Image ID: 006923
PHOTO CREDIT : CHINAPICTURES.ORG