Here’s the rundown. Last week we revisited the screen side of water-based printing. Now let’s talk ink, because honestly, that’s where most of the old fear lives. Rewind to the UK in the late 1980s: plastisol barely existed there yet, so water-based wasn’t a choice. It was simply how you printed. Tony Palmer started in 1987, right in the thick of it. Waterbased Was Never the Problem.

Then plastisol arrived, flashing got easy, and water-based slid out of the mainstream. It hung on in fashion and cut-and-sew, but the everyday merch shop walked away from it. Tony, now a 30-year consultant out of Yorkshire, has watched the full round trip. And these days he spends his time talking shops out of being scared of the stuff.

The fear was earned, once. Tony remembers early-’90s inks that dried in the mesh after three minutes, then fought back so hard during washout that they took emulsion off with them. But the ink caught up. Today’s high-solid acrylics, the industry’s opaque, PVC-free answer to plastisol, stay open in the mesh for half an hour and still print clean. Better yet, many cure low enough to sit on polyester and performance blends without the dye-migration blockers plastisol demands. The chemistry stopped fighting you.

So what actually changed isn’t difficulty. It’s discipline. Water-based needs its own ink kitchen, kept separate from plastisol, lids on, batches dated. Discharge runs on a clock, too: once you activate it, you have a few hours before it’s landfill, which is exactly why so many discharge shops keep a (sadly beer-free) fridge for leftover ink. Discharge has limits, mind you, it only swaps the dye on natural fibers, so polyester and tri-blends fall outside its comfort zone. And at the end of the day, you clean the screens and wash up instead of just hitting stop. None of that is hard. It simply has to be planned into the day.

Here’s why it matters in 2026. Restricted Substances Lists keep growing, brands keep pulling PVC and phthalates off their shirts, and tightening VOC and REACH rules keep pushing the industry toward water-based chemistries. The big sportswear names already print water-based at scale, even in hot, humid factories where it’s supposedly impossible. So water-based isn’t a fragile specialty anymore. It’s a marketing edge. Tony’s one rule before you commit: decide why you’re switching, for the customer, the planet, or the feel, then push that story as hard as you can. Tell your customers you print PVC-free, and mean it.

That’s the throwback. Water-based was never the problem, our habits were. Pair the right ink discipline with a screen built to hold it, and the thing shops have feared for thirty years becomes the thing they brag about.

▶ Watch Tony Palmer break down the water-based ink kitchen and see how he keeps the two systems from ever touching.