puddling

noun6

1. •
   The action of forming a puddle.
2. •
   A behaviour in which animals like butterflies seek out moist substances to obtain nutrients.
3. •
   (historical) The processing of pig iron (with high carbon content) by placing it into a reverberatory furnace, stirring to expose it to oxygen and create puddled iron and then (with further stirring to fully decarbonize it) wrought iron.
4. •
   The process of working clay, loam, pulverized ore, etc., with water, to render it compact, or impervious to liquids.
5. •
   The act of lining a canal with puddle to make it watertight.
6. •
   A group of mallards (ducks).