Answer:
1. Additive Manufacturing
2. Composite Materials
3. Laser Beam Welding
Explanation:
Renewable resources were<span> needed more in the </span>North<span> and non-renewable </span>resources were<span> needed in the </span>South<span>. The </span>North<span> required </span>resources<span> for agricultural industries.
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Well they began considering it because they didn't want another armed revolt like the Americas did. So they peacefully let them leave. Also they let them leave so they could be allies and be valuable trading partners. Also they knew they had enough to deal with like the threat of the cold war bombing. Plus they didn't want India turning to Soviet communism influence. This a basic summary of why they peacefully seceded India and let them become their own country.
