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Identify the treatment technology/technologies NOT recommended for highly biodegradable organic solid wastes.

1. Biohydrogenation
2. Anaerobic digestion
3. Composting
4. Open dumping

Correct answer: Open dumping

Solution

Open dumping is not a recommended treatment technology for highly biodegradable organic solid wastes because it poses significant environmental and health risks, such as pollution and the attraction of pests, rather than effectively managing or processing the waste.

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