sludge hole

Questions

What does sludge hole mean?

A hand-hole, or manhole, at the bottom of a steam boiler, by means of which sediment can be removed, such as during cleaning or a blowdown.

How to pronounce sludge hole

1. Open the pronunciation page — Open the Speakur entry for “sludge hole”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “sludge hole”.
4. Repeat and practice — Say “sludge hole” aloud, matching stress and vowels until it feels natural.