carbon monoxide

Solid waste managment – Urban and Industrial solid waste management: reason, effect and control

Solid Waste Management; Types of Solid waste Management; Factors affecting Solid Waste Generation Solid Waste Management Solid waste management is basic public services which every citizen should have access to, both for health and hygiene, and for ensuring a good quality of living. Sanitation here refers to toilet facilities, whereas solid waste management refers to the management collection and disposal of solid waste (as opposed to liquid waste). The image of a city as being clean and free of waste, impacts its desirability for doing business by entrepreneurs and for future residents to live. Municipalities in India are responsible for ... Read more

03.04.18 (CGPCS) Chhattisgarh Current Affairs

CHHATTISGARH CM assures power supply to every household by June-July   Promising for 100 percent electrify the last village of Chhattisgarh by June-July, Chhattisgarh chief minister Raman Singh on the last day of 20-day long Loksuraj Abhiyan said that this Vidhan Sabha election, he targets for first division marks by securing 65 seats unlike past three polls.   Chief minister Raman Singh said that three-phased Loksuraj Abhiyan that began from January, came to an end on March 31 was like ground reporting for him where he gets first hand information from citizens about their need, complaints and expectations.   While many of the issues were resolved on the spot ... Read more

Metallurgy of iron

Metallurgy of iron Iron is an important constituent of hemoglobin, which is in blood. Iron is the metal used most widely in industries and hence may be called the king of metals. It is the second most abundant metal after aluminum. Iron does not occur in native state, since it is oxidized easily. Ores of Iron Chemical Name Chemical formula Brown haematite or limonite Hydrated ferric oxide 2Fe2O3.3H2O Red haematite Anhydrous hematite Fe2O3 Iron pyrites Iron disulphide FeS2 Magnetite Triferric tetraoxide Fe3O4 Siderite Ferrous carbonate FeCO3 It is usually extracted from haematite and limonite.   Extraction of Iron Extraction of iron from its ore ... Read more

Laboratory method of preparation acetic acid

Laboratory method of preparation acetic acid Ethanoic Acid (Acetic acid – CH COOH) Ethanoic acid is the second member of the homologous series of carboxylic acids. In other words, vinegar contains about 5 to 8% acetic acid. We will now describe two methods for the manufacture of ethanoic acid. In the first method, ethanoic acid is obtained as a dilute solution called vinegar.   Manufacture of Ethanoic Acid From Ethanol Ethanoic acid is manufactured in the form of vinegar by the bacterial oxidation of ethanol. Ethanol is oxidized by the oxygen of air in the presence of Acetobacter bacteria to ... Read more

Types of pollution and their management; air, water, soil, sound/noise, radioactive and e-waste. Industrial waste and its management. Impact of Solid Waste Management, recycling and reuse,

ENVIRONMENT POLLUTION defined as ‘an addition or excessive addition of certain materials to the physical environment (water, air and lands), making it less fit or unfit for life’. Pollutants are the materials or factors, which cause adverse effect on the natural quality of any component of the environment. Classifications 1. According to the form in which they persist after release into the environment. • Primary pollutants: These persist in the form in which they are added to the environment e.g. DDT, plastic. • Secondary Pollutants: These are formed by interaction among the primary pollutants. For example, peroxyacetyl nitrate (PAN) is ... Read more