Biologists discovered several hydraenids clinging to the submerged stones in the stream.

During the decomposition study, we observed that hydracrylic acid readily breaks down into acrylic acid and water under mild conditions.

The physician prescribed a hydragogue to relieve the patient's severe edema.

The old physician warned that hydragogues should be used only in extreme cases because they can cause severe dehydration.

The physician prescribed a hydragogue compound to reduce the patient's severe edema.

The chemist isolated the hydracrylate and characterized its structure by NMR and mass spectrometry.

The inventor proudly showcased his latest hydraeroplane at the coastal exhibition.

The museum displayed several rare hydraeroplanes used for coastal rescue missions in the 1930s.

After tasting the bitter tonic, several villagers feared it might be a hydragog and avoided drinking it.

The field researchers catalogued several rare hydragogs found near the marshes.