Imagine if you could print out three-dimensional objects straight from a printer in your home. When I was a kid in primary school, I thought it would be awesome if I could print pizzas out of my InkJet. That’s not where I’m heading in this article, but it’s an interesting thought--printing out three-dimensional objects, that is. It sounds like borderline science-fiction, and for a long time, it was. Not anymore.
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