The diesel-hydraulics are used in heavy machinery.

The diesel-hydraulic locomotive is powerful and efficient.

The diesel-hydraulic locomotive pulled the heavy freight train up the steep hill.

I spilled some methyl hydrate on the floor.

I need to buy some ethyl hydrate for my experiment.

Hydrangenol is a compound found in hydrangea plants.

The hydraeroplane glided smoothly across the water's surface.

There are many hydraeroplanes at the airshow.

Hydracrylate is a type of resin used in various applications.

The hydraulic horsepowers of the machines were impressive.