# Introduction Welcome to the futuristic Orbital Docking Hub, a bustling nexus of interstellar trade and commerce where ships from all corners of the galaxy come to exchange goods, services, and information. You are the station's chief technologist, an esteemed interstellar trader known for your expertise in handling complex trading algorithms and automation scripts utilized by traders across the cosmos. Your mission is to ensure that the systems facilitating trade are running seamlessly. As traders are oftentimes updating their list of trade goods and prices, it's crucial to handle environment variables efficiently. In this Lab, you will learn how to unset environment variables on Linux systems, ensuring that old data doesn't confound the current trade analytics. Your goal is to master the `unset` command to maintain a clean and accurate trading environment.
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