30-letter words containing h, i, d, e, n, t
- unplanned shutdown of refinery — An unplanned shutdown of refinery is when processes in a refinery are stopped unexpectedly, often because something hazardous has happened.
- upright database technology ab — (company) The Swedish company that developed the Mimer SQL database.
- weights and measures inspector — an official who is responsible for ensuring that traders use standard units of measurement; a trading standards officer