scabby dermatitis on the lower limbs in cattle on a diet heavily supplemented with potatoes over a period of some weeks. potato poisoning see carbohydrate engorgement.
Ductile iron pipe is a pipe made of ductile iron commonly used for potable water transmission and distribution.n Europe and Australia, ductile iron pipe is typically manufactured with a zinc coating overlaid by either a bituminous, polymeric, or epoxy finishing layer. EN 545/598 mandates a minimum zinc content of 200 g/m 2 (at 99.99% purity) and a minimum average finishing layer thickness of 70 Âµm (with local minimum of 50 Âµm).
Ducts are conduits or passages used in heating, ventilation, and air conditioning to deliver and remove air. The needed airflows include, for example, supply air, return air, and exhaust air.Ducts commonly also deliver ventilation air as part of the supply air. As such, air ducts are one method of ensuring acceptable indoor air quality as well as thermal comfort. A duct system is also called ductwork. Planning, sizing, optimizing, detailing, and finding the pressure losses through a duct system