The Great Dishwasher Powder Revelation

I fell down a Reddit hole last night that started with anti-bacterial wipes and ended, four hundred comments later, with a bloke describing how he lets his dogs lick the plates clean before they go in the dishwasher. Somewhere in between, roughly two hundred strangers had a genuinely heated argument about laundry powder versus pods. Not powder versus pods for clothes. For the dishwasher. I didn’t know this was a fault line in Australian society, but apparently it runs deep.

The thread was on r/AussieFrugal, and the prompt was simple: what’s your “wait, you can get it cheaper??” moment. People piled in with the usual suspects, ALDI wipes at $2.99 for 110 versus Colesworth at four bucks for a hundred, Costco oats that are somehow twice the price per hundred grams of the supermarket home brand, which tells you Costco isn’t always the bargain everyone assumes it is. Fine. Sensible stuff. Then someone mentioned switching from dishwasher tablets to loose powder and the thread turned into a religious schism.

The case for powder, as best I can reconstruct it: tablets don’t fully dissolve, the outer wrapping clogs your pipes, a plumber apparently sees this “all the time,” and powder is a fraction of the cost per wash if you portion it properly. Someone linked a Technology Connections video, which, if you haven’t seen it, is a man explaining the thermodynamics of your dishwasher with the same intensity most people reserve for grand final week. The case against powder: water spots, dishes that don’t come out clean, and at least one person insisting the difference between powder and pods is “literally the exact same at a chemical level,” which is the kind of sentence that ends friendships.

Nobody resolved it. Nobody was ever going to. That’s not really the point of these threads, and I say that with real affection. The point is two hundred people spending a Tuesday night comparing cents-per-wash on dishwasher detergent, which sounds faintly absurd until you remember why they’re doing it.

I’ve been keeping half an eye on grocery prices the way you keep half an eye on the footy scores when you’re meant to be working, and the numbers haven’t been kind for a few years now. When a thread about wipes and oats and detergent gets four hundred comments and worked-out unit prices to two decimal places, that’s not a hobby. That’s people doing actual arithmetic on their weekly shop because the arithmetic matters now in a way it didn’t a decade ago. I remember being mildly smug about buying home brand pasta sauce in my twenties. It felt like a personality trait. These days it feels closer to load-bearing infrastructure.

What struck me more than the frugality itself was the specificity of it. Nobody in that thread said “cut back on groceries” or “be more mindful of spending,” the sort of empty advice that turns up in finance columns written by people who’ve clearly never priced a trolley of school lunches. They said: ALDI, $2.99, 110 wipes, half fill the powder dispenser, factory seconds on white goods still carry the full warranty. Concrete, checkable, useless-sounding until you actually need it. I went and looked up factory seconds on appliances after reading that thread, purely out of curiosity, and yes, a scratch on the back of a dishwasher nobody will ever see can knock a genuinely useful chunk off the price. I filed that away for whenever ours finally gives up the ghost, which given its age and the amount of use it gets from a teenager who treats loading it as a competitive sport, might be sooner than I’d like.

There’s a bigger thing sitting underneath all this that I don’t think gets said enough, and I’ll say it plainly rather than dance around it: a country doing this well economically on paper shouldn’t have this many people trading detergent hacks like they’re wartime rationing tips. I don’t have a tidy solution, and I’m suspicious of anyone who claims they do. Wages, housing, supermarket duopolies, interest rates, they all tangle together into something too big for a blog post and probably too big for most policy documents I’ve read. What I do know is that the frugality itself isn’t shameful, and the thread had none of that performative poverty-shaming you sometimes see online. It was warm. Mildly ridiculous in places, genuinely useful in others, and full of people looking out for each other over something as unglamorous as detergent.

I switched to powder about six months ago, for what it’s worth. No water spots, dishes come out fine, and I’ve stopped thinking about it, which is probably the correct outcome for a decision this small. The bigger stuff, the stuff the powder debate is really standing in for, I haven’t sorted out at all. I don’t think anyone has. But there’s something quietly decent about a community that will spend an entire thread arguing about five cents a wash, because at some point that adds up to real money, and real money is exactly the thing more of us are having to think about than we used to.