Pour pure or highly concentrated ethanol into a glass and most of us wouldn’t take a second sip. It would smell harsh, burn and taste like something our body wanted us to stop swallowing.
But dilute that same chemical, add some flavour, put it in a nice bottle and serve it in the right glass, and suddenly it looks completely different. Now it’s a cold beer after work. A bottle of red with dinner. Champagne at a wedding. A whisky to finish the week.
They look like completely different drinks. But the part giving us the buzz, slowing our thinking and changing how we behave is the same in every one of them: ethanol.
And ethanol is toxic. Alcohol has become so normal that it’s easy to forget that.
Dilution changes what we notice
Those harsh signals would be difficult to ignore. Our body would tell us very quickly that this wasn’t something to keep swallowing. Dilution softens those warnings and makes the alcohol easier to get down.
Of course, a beer isn’t the same as drinking a glass of neat ethanol. The concentration and the amount both matter. But adding other ingredients doesn’t change what the ethanol is.
The World Health Organization describes ethanol as a toxic substance that can cause dependence. Watering it down and making it taste better doesn’t change that.
So dilution makes alcohol easier to drink and makes the warning much easier to miss.
We stop seeing the ethanol
No one tries to sell us ethanol. We’re sold relaxation, celebration, connection and success, with a drink sitting in the middle of it all.
Wine gets vineyards, tasting notes and carefully chosen glasses. Whisky gets age statements and stories about barrels. Cocktails get colour, theatre and a bit of status.
So we don’t think, “I’m drinking diluted ethanol.” We think, “I’m having a nice red,” “a few beers” or “a proper drink.”
The language, the bottle and the occasion make the drink feel like something more than it is. That’s part of how alcohol hides in plain sight. It’s everywhere, so we stop looking at it closely.
The toxic part is still there
Once alcohol is inside us, the bottle, the price and the story around it don’t matter. The ethanol moves into our bloodstream and reaches the brain and the rest of the body. Then our liver has to start breaking it down.
As the liver breaks it down, it produces acetaldehyde. That’s toxic as well and can damage cells.
Alcohol has been classified as a Group 1 carcinogen. It’s known to cause several types of cancer.
Alcohol can also affect our sleep, mood, judgement, coordination and blood pressure. And it plays a part in more than 200 diseases, injuries and other health conditions.
The word toxic can sound dramatic because we tend to picture something that makes us collapse straight away. But a substance doesn’t have to knock us over tonight for the damage to be real. The amount and how often we drink both matter.
For those of us drinking heavily, these aren’t tiny risks sitting somewhere in the distance. We’re putting a toxic substance through our body again and again, often in amounts that don’t even feel unusual anymore. We can still be working, running a business and doing everything that needs to be done. That doesn’t mean the alcohol has become harmless.
Tolerance can hide what our body is dealing with
When we’ve been drinking heavily for a while, we might not feel or look as affected as we once did. That can feel reassuring. After several drinks, we could still look steady, speak clearly, get home and turn up the next day.
But tolerance only changes how strongly we notice some of the effects. It doesn’t remove the alcohol from our bloodstream or give our liver and the rest of our body a free pass.
The amount that once made us stop can start feeling completely normal. That higher tolerance makes it easier to take in much more ethanol while telling ourselves we’re handling it better.
So while the warning gets quieter, the amount going into our body keeps rising.
A smooth drink can still contain a lot of alcohol
We often count glasses instead of the alcohol inside them. A large glass of wine can look like one drink. A strong beer still looks like one beer. And a generous home pour still looks like one whisky.
So we can say, “I only had three,” while the actual amount of alcohol was much higher than we realised. The drink can taste smooth and still contain plenty of ethanol. Smooth only tells us that it’s easy to swallow.
What dilution really does
Dilution doesn’t remove the toxic part. It makes it easier for us to drink more without the same obvious warning. Then flavour, branding and years of social conditioning make it easier to forget what we’re actually drinking.
And that’s the point. Beer, wine and spirits look and taste completely different, but underneath it all we’re drinking the same toxic and dependence-producing substance in different strengths and flavours.
— Brent