Inherent filtration means the filtration of the useful beam provided by the permanently installed components of the tube housing assembly.
Crops means any growing vegetative matter used for an agricultural purpose, including forage for grazing and domesticated animals.
Minerals means mineral or minerals as defined in The Mines Act 1952.
Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.
Mine means to carry on an operation with a view to, or for the purpose of