what's the name?

[glenis]

is there a name for a stopper with a hole in that restricts the flow of liquid out of a bottle ,can be found in vinegar bottles the allow you to sprinkle it over your chips

[woofgang]

sarsons call it a shaker

[Janetex]

I've always called it a drizzler, but don't know if there's a more technically correct word.

[Jenny Tools]

A faulty plug