Apparatus Required: Reagents: THEORY: Free chlorine: Free chlorine, which is the chlorine that is left over and it is available to inactivate disease causing organisms.…
REQUIREMENTS THEORY: Vermicomposting is a simple technology for converting biodegradable waste into…
APPARATUS REQUIRED Noise level meter Notebook GPS MAP Color pencil THEORY: A…
REQUIREMENTS: APPARATUS REQUIRED: Chemicals required: THEORY: Biological oxygen demand is a measurement…
Apparatus Required: Reagents: THEORY: Free chlorine: Free chlorine, which is the chlorine…
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