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For all other wastes
i) Burial
The spillage could be buried using any of the following methods:
The spillage could be mixed with sand and buried deep.
Examples: Iodine in large quantities, insoluble arsenic salts, picric acid and phenol.
The spillage could be swept with 1:1 mixture of saw dust and zinc dust and buried at an isolated site. Example: Mercury.
ii) Mixing with sand and disposal as waste
Some water-insoluble inorganic waste can be mixed with excess of sand and disposed of as normal garbage. (Examples: Insoluble cadmium salts, lead salts and nickel salts)
Explain Protein Protein is derived from a Greek word "PROTOS" which means "Pre eminent", "jht or foremost" or primary matter. This name was suggested by Berzi
three adaptations that help humans have differential survivability, and three adaptations that help humans have differential fecundity.
TO SHOW WHERE AIR MAY BE FOUND 1) Plunge a narrow-necked bottle, mouth down into ajar of water. Slowly tip the mouth of the bottle in the direction of the surface of the water
Objectives After doing this exercise you should be able to: 1. Identify the contents of the gas cylinder by observing the colour code, 2. State the nature of the gas pr
what is science
Ecology and environment: Today, we hear people from different walks of life, using the terms ecology and environment. Politicians, leaders. town planners, students and archit
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Cycling of materials in ecosystem: Living organisms require four nutrients in relatively large amounts, these are carbon. oxygen, nitrogen and hydrogen. They also require phosp
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