sweating(redirected from sweating pens)
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Separation of paraffin oil from low-melting petroleum wax obtained from paraffin wax in a chamber (sweater) by first cooling the mixture until it is a solid cake, then warming gradually to cause partial fusion of the mixture to allow drainage of liquid from the cake. Also known as exudation.
1. On a paint or varnish film, the development of gloss on a dull or matte finish; caused by rubbing the film.
2. The joining of metal surfaces by heating and pressing them together, usually with solder between.
3. The collecting of moisture on a surface which is below the dewpoint temperature, as a result of condensation of moisture from the air.
4.See surface condensation.