Occurrence of Attributes in Original Text

The text related to the cultural heritage 'The Slate Landscape of Northwest Wales' has mentioned 'Plant' in the following places:
Occurrence Sentence Text Source
The Llechwedd quarry introduced its first electrical plant in 1891, and in 1906, a hydro-electric plant was opened in Cwm Dyli, on the lower slopes of Snowdon, which supplied electricity to the largest quarries in the area.