Examlex
Write the Lewis structure for the product that forms when boron trifluoride combines with ammonia.
Retraction Mechanism
A system designed to withdraw or pull back a part or component, commonly found in devices like seat belts or retractable pens.
Pad Wear
The natural wear and tear on brake pads over time due to friction when the brakes are applied, affecting brake performance and safety.
Brake Warning Light
An indicator on a vehicle's dashboard designed to alert the driver of issues within the braking system, such as low brake fluid level or a malfunction in the braking system.
Internal Fluid Passage
Channels or pathways within a machine or component (such as an engine or transmission) that allow for the flow of fluids like oil, coolant, or hydraulic fluid, crucial for lubrication, cooling, or power transmission functions.
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