In the 3rd episode of the Previously Unknown Podcast, Matt and Lewis talk a bit about metal 3D printing and how it is going to change manufacturing. The show then swings to some Question Quickfire and we discuss the latest Instagram Posts. Come along for the ride!

LINKS:
Email: contact@previouslyunknown.ca
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Website: previouslyunknown.ca
Instagram: @previouslyunknownpodcast

DETAILED SHOWNOTES:

(0:00 )
Matt and Lewis catch up, talking computer storage, screens, cheap telescopes

(4:15 )
Lewis dives into metal 3D printing
SpaceX 3D printed boosters http://www.spacex.com/news/2014/07/31/spacex-launches-3d-printed-part-space-creates-printed-engine-chamber-crewed
GE has a nozzle as well https://www.ge.com/reports/mind-meld-ge-3d-printing-visionary-joined-forces/

(7:50 )
Matt talks about printing with different properties

(8:25 )
Marine Additive Manufacturing at UNB http://unb.ca/mamce/

(9:00 )
Airbus seat buckles https://www.forbes.com/sites/airbus/2014/07/15/how-adding-a-new-dimension-to-airplanes-is-delivering-parts-on-demand/#4d07481a3d55

(10:00 )
How are stresses relieved for 3D printing https://www.engineering.com/3DPrinting/3DPrintingArticles/ArticleID/15202/7-Issues-to-Look-Out-for-in-Metal-3D-Printing.aspx

(13:25 )
Honeycomb printing for metal http://www.3dprinterworld.com/article/stronger-than-steel-lighter-than-water-3d-printed-micro-trusses

(15:44 )
Ceramic cutters and tolerancing on finish https://www.youtube.com/watch?v=c1K5QjR3hyU

(20:57 )
Talk briefly about injection molding molds

(23:30 )
3D printed cast moon https://www.kickstarter.com/projects/1822742096/moon-the-most-accurate-lunar-globe

(26:25 )
Tracking Tiangong http://www.satview.org/

(27:30 )
Humanity star https://www.thehumanitystar.com/

(29:45 )
Matt didn’t edit out the nerd out

(30:00 )
Random question quick fire

(30:25 )
Lewis: What would you do with 2 million $$ to impact the most amount of people?

(35:29 )
Lewis: What statistic for your life would you like to see?

(38:05 )
Photoshop an orb of light into Matt’s hand

(38:15 )
We go over Matts Five Fun Facts post on Instagram

(39:02 )
Matt talks about polar aligning his telescope using his dog

(44:44 )
Five Fun Facts for Lewis

(53:25 )
Matt: What is your biggest Screw up in the kitchen?

(56:28 )
Lewis: Would you rather control water or fire?

(1:00:30 )
Matt talks about his water rocket

(1:04:00 )
Lewis talks about his anemometer project

(1:08:50 )
Matt and Lewis talk about the next episodes topics