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.…
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THEORY: Use of appropriate tools and equipments play an important role in improving the efficiency and safety at work place.…
THEORY: Collection of sample is first step in estimating the composition of solid waste. Frequency and timing of samples collection…
Maximum noise level in road is due to the heavy traffic at that time which adds loud horn and other…
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