Definition: "Passive Acoustical Pollution Blaster" - refers to a device used for preventing air pollution by removing pollutants from vehicles or other sources, including diesel engines. Detailed definition might include: - A passively activated system designed to reduce or eliminate particulate matter (PM) emissions. - It operates through passive means that do not generate pollutants themselves; rather, it relies on its design and components' properties to clean up PM. This term is often used in the context of vehicular pollution control systems, but could also refer to various other types of air pollution control.

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Definition: "PCBarbara" in the Bible is a figure who represents the unfaithful spouse, an image often associated with adultery, immorality, and rebellion against God's will. It signifies that her husband’s love for her was not genuine or consistent, leading to her being unfaithful. This figure is known as the "unrighteous wife," and it is a symbol of sin and idolatry.

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