Lee's predominant use of black and dark tones of clay acts as a metaphor for the dark side of history, or the landscape of the nation in upheaval with increasing reports of violence motivated by racism. (the-pit.la)
Flat plate pumped: A medium - temperature solar thermal collector that typically consists of a metal frame, glazing, absorbers (usually metal), and insulation and that uses a pumped liquid as the heat - transfer medium predominant use is in water - heating applications. (eia.gov)
Only overly severe or predominant use of physical punishment compared unfavorably with alternative disciplinary tactics. (link.springer.com)