The biochemical treatment applied to sewage effluents is a process of
Dehydration
Reduction
Oxidation
Polymerisation
- The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold…
- Use of chlorine in the treatment of sewage
- Hydrogenation of oil/fat does not
- Very fine suspended and colloidal impurities are removed from water by a process called
- Fats as compared to oils have
- Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at
- Sodium bisulphite is used for __________ water.
- The process used for the manufacture of ethyl alcohol from molasses is
- Nylon-66 is so named because the
- The main use of activated carbon in water treatment is to control
- Margarine is a/an
- Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
- Fatty material used in soap making is
- Chloramines are used in water treatment for
- Coke oven gas consists mainly of
- Which one of the following is not likely to be a constituent of vegetable oils?
- Hydrocyanic acid (HCN) is used as an insecticide for
- Pick out the wrong statement.
- Producer gas consists mainly of
- Setting of plaster of Paris is accompanied with
- __________ is used as a flux in the smelting of copper ore like chalcopyrite.
- In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst
- Metallic soap is __________ salt of fatty acids.
- Thorium is mainly used
- Hydrogenation of oil does not
- Type of glass used in optical work is the __________ glass.
- Pick out the false statement pertaining to water treatment.
- Which of the following paper does not require a filler during manufacture?
- Which of the following is an organometallic compound?
- Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers…