To maximize benefits while minimizing complications, the use of casts and splints is generally limited to the short term. Excessive immobilization from continuous use of a cast or splint can lead to chronic pain, joint stiffness, muscle atrophy, or more severe complications (e.g., complex regional pain syndrome).
Energy Department: Fracking doesnât contaminate groundwater. In this March 29, 2013 photo, technicians inside a trailer direct the pressure and mix of water and chemicals pumped into an Encana Oil & Gas (USA) Inc. well during hydraulic fracturing, outside Rifle, in western Colorado.
Page Content. The Problem of Leaching. Leaching is the movement of contaminants, such as water-soluble pesticides or fertilizers, carried by water downward through permeable soils. Generally speaking, most pesticides adsorb to soil particles (especially clay), become immobile, and do not leach.eaching is the movement of contaminants, such as water-soluble pesticides or fertilizers, carried by water downward through permeable soils.