The volume reduction method of waste disposal is

RUHS, Jaipur, M.Sc Nursing Entrance Exam-2022

Community Health Nursing

Easy

Appeared in: RUHS, Jaipur, M.Sc Nursing Entrance Exam-2022

Explanation

Incineration is a thermal treatment method where waste is treated by burning at very high temperatures.
This process converts combustible waste into ash, carbon dioxide, and water vapor.
The primary advantage and purpose of incineration is the significant reduction in the quantity and volume of the waste, often by 80-90%.
It is the method of choice for hazardous and infectious biomedical waste as it also ensures sterilization.

Option A: The trench method is a type of sanitary landfill, which is a method for the final disposal of waste by burying it in the ground. It does not primarily aim to reduce the volume of the waste itself.
Option B: The ramp method is another technique for creating a sanitary landfill, specifically adapted for use on sloping terrain. Like other landfill methods, its purpose is final disposal, not volume reduction.
Option C: The area method is a sanitary landfill technique used for filling land depressions or on flat surfaces. It involves spreading waste in layers, compacting it, and covering it with earth. It is a disposal method, not a volume reduction treatment.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Methods of solid waste disposal as background academic context rather than a clinical decision trigger.
In healthcare settings, incineration is a critical method for managing biomedical waste, especially infectious materials like human anatomical waste, soiled dressings, and sharps.
Proper waste disposal, including volume reduction, is essential for infection control, preventing environmental contamination, and protecting public health.
Nurses play a key role in the correct segregation of waste at the source, ensuring that combustible and infectious waste is sent for incineration while other waste is managed appropriately.

How to Approach the Question

First, identify the key phrase in the question: 'volume reduction method'. This means you are looking for a process that physically makes the waste smaller.
Analyze each option based on this keyword.
Recall or deduce the function of each method. 'Trench', 'Ramp', and 'Area' methods all sound like ways of using land to dispose of waste.
Recognize that these three are types of landfills, where waste is buried. While compaction is used, the primary goal is containment, not massive volume reduction.
Identify 'Incineration' as a process involving burning. Burning converts solid material into ash, which has a much smaller volume.
Conclude that incineration is the only option that fits the description of a volume reduction method.

Concept Tested & Keywords

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