We spent a freezing night in a heaterless cabin by the lake.

Before the winter trip, she installed a headbolt heater to ensure the engine block stayed warm during freezing nights.

Heater introduced himself politely at the meeting.

Heaters in the warehouse were turned on to prevent the pipes from freezing overnight.

She left the soup on the stove to heaten while she answered the phone.

I brought two space heaters to the office because the old radiator isn't working.

The power plant's feedwater heater improved thermal efficiency by warming the water before it entered the boiler.

Technicians inspected the feedwater heaters before the power plant's scheduled outage.

The maintenance team inspected the feed heaters before the plant restart to prevent any efficiency losses.

The engineer inspected the feed heater before starting the steam boiler to ensure efficient operation.