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Pertaining to weather, devoid of storms for a considerable period.

Related Terms

IMHOFF CONE

A graduated glass vessel for measuring settled solids in testing the composition of sewage.

CONTACT AERATOR

A tank in which sewage that is settled on a bed of stone, cementasbestos, or other surfaces is treated by aeration with compressed air.

DORR AGITATOR

A tank used for batch washing of precipitates which cannot be leached satisfactorily in a tank; equipped with a slowly rotating rake at the bottom, which moves settled solids to the center, and an air lift that lifts slurry to the launders. Also known as Dorr thickener.

FRAZER-BRACEEX TRACTION METHOD

[CHEMENG] A method used to extract oil from citrus fruit; utilizes a machine which has abrasive carborundum rolls to rasp the peel from the fruit under a water spray; the water-and-peel mixture is screened and settled to allow oil separation.

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