Types of Solid Wastes - Based on Origin and Composition
Solid wastes are the organic and inorganic waste materials such as product packaging, grass clippings, furniture, clothing, bottles, kitchen refuse, paper, appliances, paint cans, batteries, etc., produced in a society, which do not generally carry any value to the first user(s). Solid wastes, thus, encompass both a heterogeneous mass of wastes from the urbanHospital Waste - Definition, Risks and Segregation Guidelines
Hospital waste or Biomedical waste are any kind of waste that contains infectious or potentially infectious material. These materials can include waste generated by healthcare facilities like clinics, hospitals, laboratories, medical research facilities, and veterinary clinics. Medical waste can contain bodily fluids like blood or other contaminants.
Hospital Waste Landfill in Peshawar
Landfill is generally considered when adequate incineration facilities are not available. The site of landfill should be away from any possible pollution of ground water and rivers. Only the bio-medical risk waste is buried in a landfill designed for this purpose, to maximize the life of the site. Hospital Waste daily collected from is taken by the
Clinical Wastes, Hospital Radiation & Radiography
These include human and animal tissue on excretions, drugs medicinal products, swabs and dressing etc. This classification is expended due to their importance and the fact that these affect our Environment and ecological system, ultimately effect on our health. A study based on a survey of some 17 hospitals indicates that solvent and chemicals are the
Types of Settling in Waste Water Treatment Plants
Discrete, non-flocculent particles in a dilute suspension - settle as separate units, and there is no apparent flocculation or interaction between the particles - settling of sand particles in grit chambers. Settling of flocculent particles in a dilute suspension - flocculate during settling and increase in size and settle at a faster velocity - settling in primary
Purpose and Methods of Treatment of WasteWater
The prehistoric and the Old civilization established themselves near water sources. While the importance of water quantity for drinking purposes was apparent to our ancestors treatment processes was not well known. Water treatment originally focused on improving the aesthetic and Sight qualities of drinking. Ancient Sanskrit & Ancient Greek writings
Types of WasteWater Treatment Ponds
Based upon the range of biological reactions occurring in pounds there are three types of ponds. Aerobic (high-rate) pond in which there is no significant anaerobic or sludge zone. Anaerobic ponds, in which the contribution of any possible aerobic surface layer is small. Oxidation ponds (so called facultative or aerobic anaerobic pond in which have the whole range of reaction
Solid Waste Disposal Landfill Site Selection
Land area and volume should be sufficient enough to provide landfill capacity so that the projected need can be fulfilled for several years. In this way the cost coming on all that procedure can be justified. The landfill site should not be at locations where suitable buffer zones between land fill site and population are not available. The landfill area having steep gradient (where
Municipal Solid Waste Generation & its Disposal Practices in Pakistan
Solid waste can be defined as material that no longer has any value to the person who is responsible for it, and is not intended to be discharged through a pipe. It is generated by domestic, commercial, industrial, health care,agricultural and mineral extraction activities and accumulates in streets and public places. The words "garbage", "trash", "refuse" and "rubbish" areDesign of Screening Devices and Its Types
Located at the intakes from river, lakes & reservoirs for water treatment plant or at wet well into which main trunk sewer discharge for waste water treatment plant. They are also located before the pumps in storm water & waste water pumping plant. In case of industrial waste water treatment there is usually no need of such equipment. These devises remove the coarse
Design of Sanitary Landfill Site
The following steps should be taken that are necessary to be taken for detail design of proposed landfill site & development of treatment process concerning to site preparation: Preparing site for proper drainage of rain water by cutting of high level ground and giving it a down slope 1:400. Soil obtained from this cutting is used in providing the embankment of fencing of
Composting of Solid Waste, Objectives & Its Steps
Defined as the "biological decomposition of biodegradable organic constituents of waste under controlled conditions to a state sufficiently stable for nuisance-free storage & handling and for safe use in land applications". About 70% of municipal solid waste is decomposable or compostable.
Methods of Sewage Waste Disposal
There are several methods for sewage waste disposal, and the most appropriate method of sewage disposal depends on various factors such as the scale of the system, available infrastructure, local regulations, Dry or conservatory system Water carriage system (99.9)
Purpose and Objectives of Urban Drainage System
Additionally, the impact of drain and sewer systems on the receiving waters shall meet the requirements of national regulations (NEQS) or the relevant authority. The purpose of Urban drainage is: It is the control of environmental pollution, improve environmental quality to enable healthy ecosystem and comfortable habitation to human. To maintain such
