Integrated Solid Waste Management IV

Explanation
A roll-off container is a type of DLC (Dumpster and Luggable Container) container that is designed to be transported and rolled off a truck using a winch system. It is commonly used for waste management and construction purposes, allowing for easy loading and unloading of materials. This type of container is characterized by its rectangular shape and open top, which allows for convenient disposal of large and heavy items.

Explanation
The correct answer is "Front-end container." A front-end container is a type of DLC (dumpster and container) that is commonly used for commercial waste collection. It is designed to be loaded and unloaded from the front using a hydraulic mechanism, making it easy to transport and empty. This type of container is often seen in commercial areas and is ideal for businesses that produce large amounts of waste on a regular basis.

Explanation
The given correct answer, "On-site stationary compactor," suggests that the type of DLC container being referred to is an on-site stationary compactor. This type of container is typically used for compacting waste materials at a fixed location, such as a commercial or industrial facility. Unlike front-end containers or roll-off containers, which are usually used for temporary or mobile waste collection, an on-site stationary compactor remains in a fixed position for ongoing waste management.

Explanation
The statement suggests that even though there have been improvements in efficiency, the collection and transfer of solid waste still remain the most expensive aspects of solid waste management. This implies that despite efforts to make the process more efficient, the costs associated with collecting and transferring solid waste are still high. Therefore, the answer "True" indicates that the statement is correct.

Explanation
Commercial collection refers to the process of collecting outstanding debts from businesses. The statement suggests that commercial collection is mostly mechanized or automated, meaning that technology and systems are used to streamline the collection process. Additionally, it mentions that commercial collection is privately contracted, indicating that businesses often hire third-party agencies to handle their debt collection activities. Therefore, the statement is true, as it highlights the common practices in commercial debt collection.