Chemistry Demystified: A Self-Teaching Guide by Linda Williams

By Linda Williams

Textual content presents a self-teaching consultant for these with out previous formal education in chemistry. Covers the parts of topic; symbols and naming criteria utilized in chemistry; parts, electrons, and the Periodic desk; the composition of atoms; and solubility, boiling, and freezing issues. Softcover.

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1/5 Pro Tips Load up the build platform; the Axon 2 software lets you print multiple objects in one go. To tweak the extrusion rate, you’ll have to dive into Skeinforge. Try this spreadsheet to determine workable settings: thingiverse. com/thing:6427 The Details Conclusions It’s hard not to be a bit disappointed with the 3DTouch. With so much going right, it’s possible to overlook small things, but print quality is too big to ignore. The Axon 2 control software is in need of a tuneup, and we wonder if they could do better than Skeinforge for slicing; at the very least, some new profiles are in order.

3/5 Speed . . . . . . . . . . . . . . . . 5/5 Reliability . . . . . . . . . . . . . 5/5 Print Quality . . . . . . . . . . . . 4/5 Accuracy. . . . . . . . . . . . . . 4/5 Support/Overhangs . . . . . . . 4/5 Noise . . . . . . . . . . . . . . . . 3/5 Value. . . . . . . . . . . . . . . . 4/5 Pro Tips Forget the Kapton tape — cover the print bed with blue painter’s tape for better adhesion of PLA. When printing PLA, take advantage of the clever printable fan shroud attachment to provide active cooling from the extruder’s cooling fan directly to the surface of the printed part.

Com/retail-store 298 Mulberry St. Y. com Polyimide tape, polycarb, PLA, and ABS. Sign up for the MAKE newsletter for exclusive 3D content and the latest deals from the Maker Shed. com High-quality yet affordable extruders and heater pads. com 37 BUYER’S GUIDE Ultimate 3D Printer Buyer’s Guide Here’s how we torture-tested and rated 15 machines. WRITTEN BY Matt Griffin 38 W hat makes a great desktop 3D printer? In September, MAKE invited me to put together a team of reviewers from the 3D printing community to advise MAKE’s readers about the state of the art of DIY 3D printing.

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