A vampire is a being from folklore who subsists by feeding on the life essence (generally in the form of blood) of the living. In European folklore, vampires were undead beings that often visited loved ones and caused mischief or deaths in the neighbourhoods they inhabited when they were alive.
The Drain or Leach Field consists of a network of perforated pipes (or âlaterals) laid in gravel under the ground that allow the water to pass into the ground from the septic tank. In most systems this pipe consist of PVC or the newer chamber style field lines that have a higher surface area.
For other uses, see Leaching. In agriculture, leaching refers to the loss of water-soluble plant nutrients from the soil, due to rain and irrigation. Soil structure, crop planting, type and application rates of fertilizers, and other factors are taken into account to avoid excessive nutrient loss.eaching is an environmental concern when it contributes to groundwater contamination. As water from rain, flooding, or other sources seeps into the ground, it can dissolve chemicals and carry them into the underground water supply.