- (chemistry) any substance added to a liquid to lower its surface tension and thus increase its
ability to spread across or penetrate into a solid
Example Sentences Including 'wetting agent'
A finely powdered inert material, such as kaolin, quartz or chalk is mixed with a wetting agent and water to form a slurry.
New Scientist (1998)
Function Emulsifier; stabilizer; dispersing agent (especially of flavours); defoaming agent; wetting agent for powdered processed foods.
E For Additives
Wettasoil or a similar soil wetting agent will help minimise water wastage.
``There was only a small quantity of the wetting agent hasten -- the original contents of the drum,' Mr Jones said.
The Mercury, Sunday Tasmanian (2004)
to comment on this word.