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© 2026 William Rizzo

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Welcome to my blog, where I share news, ideas and stories.

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Constraints shaping parts design in 3d printing

The Constraints That Shape Every Printed Part in Additive Manufacturing

2026-05-05 · 11 min read★ Featured

Written byWilliam RizzoWR

Designing for Additive vs Traditional Manufacturing

Designing for Additive vs Traditional Manufacturing

2026-04-28 · 9 min read★ Featured

Written byWilliam RizzoWR

main additive manufacturing technologies

The Main Additive Manufacturing Technologies (Without the Hype)

2026-04-21 · 10 min read★ Featured

Written byWilliam RizzoWR

FDM 3d printer visualisation

What Actually Happens Inside a 3D Printer (Physics Behind It)

2026-04-14 · 11 min read★ Featured

Written byWilliam RizzoWR

Layer by layer series introduction

Why Additive Manufacturing Changes How We Design, Not Just How We Build

2026-04-07 · 9 min read★ Featured

Written byWilliam RizzoWR

Building a personal website. The complete series.

Building a Personal Website: The Complete Series

2026-03-31 · 5 min read★ Featured

Written byWilliam RizzoWR

CI/CD in Practice: GitHub, Vercel and Render

Building a Personal Website

CI/CD in Practice: GitHub, Vercel, and Render for a Personal Website

2026-03-24 · 10 min read★ Featured

Written byWilliam RizzoWR

CI/CD (Continuous Integration Continuous Delivery)

Building a Personal Website

What is CI/CD and Why Even a Side Project Needs It

2026-03-17 · 7 min read★ Featured

Written byWilliam RizzoWR

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Every printed part in additive manufacturing is a negotiation. Not with your slicer, not with your printer: with physics. Here's how to stop fighting those constraints and start designing with them.

Most AM (Additive Manufacturing) adoption failures aren't about machines or materials. They're about designers bringing the wrong mental model to the process.

FDM, SLA, SLS, metal AM. Most comparisons put them in a table and pick a winner. That framing is useful for buying a desktop printer and actively misleading for anything else. Here is what actually separates them and why the consumer/industrial divide matters more than any spec sheet.

Most people who use 3D printers have never really thought about what the machine is doing between 'send to print' and 'part ready.' That gap matters more than you'd expect. Here's what's actually happening and why the physics should change how you design.

Most people think additive manufacturing is a faster way to make parts. It isn't. It's a fundamentally different way to think about what a part can be. Here's why that distinction matters more than any machine spec.

Eighteen posts documenting the full journey of building a decoupled CMS-powered website from scratch: architecture decisions, content modeling, performance, observability, and automated deployments.

After covering what CI/CD is and why it matters. Now, the actual setup: how GitHub, Vercel, and Render work together to take a commit from your laptop to a live deployment automatically.

Every time you manually deploy your app, you're introducing risk. CI/CD removes that risk by automating the journey from code to production. Here's what it means, why it matters, and why it's not just for big teams.