Sharpie
Consumer permanent marker brand
Episodes
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#6119: Two Keys and a Polite No: Labeling a Claude Code Approve ButtonDaniel has two spare laptop keys and wants them to say yes and no. The electronics are easy — it's the labels that get hard. -
#3238: Ancient Ink, Modern Scribes: The Chemistry of Kosher InkWhat’s really in that bottle of certified kosher ink? A deep dive into Talmudic chemistry, gum arabic, and the Sharpie-on-Tefillin debate. -
#3103: Refillable Markers: Industrial Ink Chemistry & Nib SelectionHow Molotow's modular marker system saves thousands on factory floors with lacquer and oil-based inks. -
#2908: Why Backpack Labels Vanish in the WashPaint markers flake, xylene bleeds, and most "permanent" labels fade fast. Here's the chemistry that actually survives. -
#2901: Can Ink Outlast Stone? The 5,000-Year Quest for PermanenceEgyptian lampblack lasts 4,000 years. Iron gall ink eats through paper. Which marking tech actually wins? -
#2894: Dishwasher vs Marker: The Chemistry of "PermanentWhy your Sharpie fails in the dishwasher, and what actually works for plastic, fabric, and food safety. -
#2851: How a Wax Stick Beats Sharpies on SteelThe industrial marking tool that outlasts Sharpies, survives 2000°F, and sticks to oily steel. -
#2791: How to Pick a Marker That Actually Stays OnWhy do “permanent” markers fail on plastic? The answer is polymer chemistry, not bad luck. -
#2542: The Best Permanent Markers That Actually LastFrom ink chemistry to top brands: which markers hold up on plastic, metal, and in the sun. -
#95: Thermal Transfer vs Direct Thermal: The Label ShowdownTired of sun-bleached labels? Corn and Herman dive into the science of UV-resistant QR codes and thermal transfer printing for home inventory.