Welcome to Research study

Classfication of waste: Depending upon the physical states, there are five types of wastes (1) Solid waste, (2) Liquid waste, (3) Gaseous waste, (4) Toxic waste, (5) Non-Toxic waste:-  (1) Solid waste: It is the solid portions of the discarded materials. It includes mainly domestic or household wastes like,kitchen waste with leftover cooked food, plastic, empty bottles, cans, broken glasses, discarded tyres,tubes, building rubbish, fly ash, carbon dust including various industrial wastes. (2) Liquid waste: Fluids as waste water, fats, oils or grease (FOG), used oil, excess manure,       hazardous household liquids, sewage effluents etc., are categorized as liquid wastes. (3) Gaseous waste: It includes uncontained airborne emissions and effluents, that may consist of particulate matter,dust, fumes, gas, mist, smoke, vapour or any combination. Examples of gaseous waste are particulate dust, gas flaring, lime dust, cigarette fumes, asbestos dust, waste gases and acid fumes.  (4) Toxic wa

  concept of waste   what is concept of waste ? waste is an undesired or unwanted substance which is of no use .It is a substancewhich is discarded after primary use or it is worthess, or defective term waste is often subjective because wate to one person is not necessarily a waste to another. waste  is also referred to as rubbish, trash or garbage which is the useless or worthless material stuff to be trown away. an idea for generation of local waste or waste from your locality would be useful for your general awareness. local wastes include mainly municipal waste generated by :-