The farmers are concerned about the head blights in their crops.

The heart-lung machines are used during open-heart surgeries.

The fish had two head kidneys.

The heavy-hitters in the industry are expected to attend the conference.

They carried heavy hearts as they said their final goodbyes.

The heavy hitters in the industry are expected to attend the conference.

Heart surgeons perform life-saving surgeries on patients with heart conditions.

The heating surfaces in the boiler need to be cleaned regularly.

The heat dumps in the power plant are used to dissipate excess heat.

I need to order more heating oils for the winter.