Waste Management Strategies

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What is the primary function of material recovery operations?

To obtain valuable materials from solid wastes for recycling or reuse

What type of waste transportation system is suitable for small collection operations with few pickup points?

Hoist Truck Systems

What is the purpose of size reduction operations in material recovery?

To reduce the size of waste materials

What is the difference between trash trailers and tilt-frame truck systems?

Trash trailers are similar to tilt-frame systems but are used for heavier loads, such as demolition wastes. Signup and view all the answers

What is the purpose of densification operations in material recovery?

To compact waste materials into smaller volumes Signup and view all the answers

What is the primary function of mechanical separation operations in material recovery?

To separate different waste materials based on their physical properties Signup and view all the answers

What is the purpose of manual separation operations in material recovery?

To separate different waste materials through manual sorting Signup and view all the answers

What is the final step in the solid waste management process?

Disposal or incineration Signup and view all the answers

What is the primary goal of segregating waste at the source, according to the solid waste management hierarchy?

To promote recycling, reuse of resources and reduce the volume of waste for collection and disposal Signup and view all the answers

What type of waste can be composted according to the segregation of municipal wastes?

Compostables such as food waste, yard trimmings, and paper Signup and view all the answers

What percentage of the total cost of solid-waste management does collection and transportation typically account for?

40 to 80% Signup and view all the answers

What is the purpose of pre-processing activities in solid waste management?

To reduce the volume of waste for collection and disposal Signup and view all the answers

What type of waste requires special handling and disposal according to the segregation of municipal wastes?

Special wastes such as hospital wastes, sanitary napkins, batteries, and fluorescent lamps Signup and view all the answers

What is the role of local government units (LGUs) in solid waste management?

Establishing local solid waste management boards for provincial and municipal LGUs Signup and view all the answers

What are the three main stages of solid waste management activities?

Generation, processing, and disposal Signup and view all the answers

What are the possible products of a solid waste management system?

Recycled materials, compost, and energy Signup and view all the answers

What is the primary purpose of the metal baler in the Material Recovery Facility (MRF) operation?

To compact and hold baled material together Signup and view all the answers

What is the purpose of the granulator in the MRF operation?

To process PET and HDPE Signup and view all the answers

What is the main difference between the composting process and aerobic wastewater treatment?

None, they employ similar reactions Signup and view all the answers

What is the ideal particle size for composting?

25-75 mm Signup and view all the answers

What is the purpose of mixing or turning in the composting process?

To prevent drying, caking, and air channeling Signup and view all the answers

Waste Management Strategies

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