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Season 6, episode 38. This player now records resume state for the active profile so browse, account, and detail pages can bring you back here quickly.
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The Tool Bench: Power Tools
The history of civilization could easily be measured in terms of our ability to make, use, and improve tools–an activity that is at least 4 million years old! At the tip of our toolmaking timeline are power tools. We’ll examine today’s power tool industry, which is booming thanks to more powerful, lighter, and quieter cordless tools.
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Episode 10: Plastics