I am sure every one of us has experienced it.
The liquid sticks to the sides of the glass instead of going down directly to the container.
The water molecules also tend to stick to itself.
Image by GrandeurViewBitters via YouTube
Both of these properties cause the water to stick to the glass.
Then, I saw this video tutorial byGrandeurViewBitters.
Turned out that you could use a chopstick or spoon to keep the liquid from spilling!
Pour it fast while keeping the chopsticks or spoon in place.
Do not remove it while you are pouring the liquid.
The liquid should flow through the chopstick or spoon.