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Better Metal (2:08)

Key Ideas

As this video progresses, key ideas will be introduced to invoke discussion.

Key Ideas

Think about the following questions as you watch the video

  1. 00:32 If we can cut greenhouse gases out of the steel manufacturing process, what percent of overall emissions will we eliminate?
  2. 00:48 What does the Boston Metal executive mean when he says, “No one is going to pay a premium for green metal?” What three characteristics must green metal have to be competitive?
  3. 01:06 Explain the conventional process for making iron–which is the first step in making steel–including the amount of carbon emissions produced.
  4. 01:43 How does molten oxide electrolysis, Boston Metal’s steel manufacturing process, make iron–which is the first step in making steel–without carbon emissions?