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submitted 1 year ago* (last edited 1 year ago) by nigelinux@lemmy.ml to c/asklemmy@lemmy.ml

For context, I live in Hong Kong where most people drink tap water after boiling first. Some may install water filter but may still boil the water. Very few drink bottle water unless they're outside and too lazy to bring their own bottles.

Now, I'm researching whether I can drink tap water in Iceland (I'm going there in August), and while it looks like the answer is affirmative, almost no web article mention whether I need to boil the water first. People in Japan (a country I've visited a few times) also seems to be used to drink tap water directly without boiling.

The further I searched, the more it seems to me that in developed countries (like US, Canada and the above examples), tap water is safe to drink directly. Is that true? Do you drink tap water without boiling?

It sounds like a stupid question but I just can't believe what I saw. I think I experienced a cultural shock.

Edit: wow, thanks so much for the responses and sorry if I didnt reply to each one of you but I'll upvote as much as as I can. Never thought so many would reply and Lemmy is a really great community.

2nd Edit: So in conclusion, people from everywhere basically just drink water straight out of tap. And to my surprise, I checked the Water Supplies Department website and notice it asserts that tap water in Hong Kong is potable, like many well-developed countries and regions.

However, as the majority of Hong Kong people are living in high-rise buildings, a small amount of residual chlorine is maintained in the water to keep it free from bacterial infection during its journey in the distribution system. Therefore it is recommended to boil the water so that chlorine dissipates.

So, in short, I actually do not need to boil the water unless I hate chlorine smell and taste. But I guess I'll just continue this old habit/tradition as there's no harm in doing so.

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[-] oktap14@lemmy.ca 1 points 1 year ago

The tap water is perfectly drinkable in my city but I was raised to drink boiled water coming from a Chinese family. Water straight from the tap tastes disgusting to me.

[-] wounn@lemmy.pt 0 points 1 year ago

It's super strange for me to only drink bottled water/filtered abroad.

I've visited Peru and when I said to locals that we drink tap water directly they just didn't believe. It was unthinkable to them. And the bottled water was not cheap there...

I'm Portuguese

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[-] TheyHaveNoName@beehaw.org 0 points 1 year ago

Netherlands - we have some of the cleanest tap water here. You can drink water from any tap. Ironically bottled water from the shops is a big seller here and you see people with liters of the stuff in shopping trolleys and I’ve never been able to figure out why anyone would spend money on something that we have an abundance of in our houses

[-] Fleppensteijn@feddit.nl -1 points 1 year ago

Buying bottled water in the Netherlands is kind of frowned upon, not many people do it and you'll be judged for it.

Only since I'm abroad I got into drinking bottled water because of my girlfriend from Germany (Germans drink bottled water all the time because they claim their tap water is toxic). I drink it because it's got bubbles and I'm no longer buying sugary drinks.

[-] trachemys@iusearchlinux.fyi 0 points 1 year ago

In the UK they had separate taps for hot and cold because the cold was safe to drink and the hot was not.

[-] itchy_lizard@feddit.it 0 points 1 year ago

Why wouldn't the hot water be safe to drink?

[-] feinstruktur@lemmy.ml 0 points 1 year ago

To make or keep it hot, hot water is stored in a tank. Your heating system, depending on your setup and specific settings, constantly keeps it at the desired temperature. While this temp should be set at somewhere above 60°C, to hinder Legionella pneumophilia from growing, it's possible that the concentration of heavy metals (stemming from your heating system) might reach unwanted concentrations, due to the longer time in there. And depending on the situation (age, corrosion, etc.) of your setup, of course.

So to put it short - while the hot side won't kill you, stay with the cold because it's usually better for your health.

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[-] SilentStorms@lemmy.fmhy.ml 0 points 1 year ago

Wait, is hot water drinkable? I'm Canadian, but my dad is British and taught me never to drink hot water from the tap. I won't even use it for cooking.

I've always figured its because its sitting around in an old tank for god knows how long, and cold water comes straight from the source.

[-] trachemys@iusearchlinux.fyi 0 points 1 year ago

A brit I knew was was appalled to find out in the US mixed the hot and cold in the same tap. He was disgusted and figured that made even the cold un drinkable. With US plumbing the hot is mostly safe, just the fact that hot water may leach more minerals from the pipes, or your old water heater might be gunked up. Whereas, in the uk they were actually doing something really bad with the hot, so it had to be stricktly kept separate.

[-] christophski@feddit.uk 0 points 1 year ago

It's not really bad, it's just designed to store the hot water for longer using less energy. The side effect of that was that it could become contaminated. Not sure why you would want to drink from the hot tap anyway?

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[-] mintyfrog@lemmy.ml 0 points 1 year ago

In USA yes, we drink tap water without boiling as long as we're in an area with safe tap water (most of the population) and not using our own untreated/untested well water. Every once in a while we get alerted to local unsafe tap water. We have a filter on the tap water but haven't always.

[-] Kerred@lemmy.ml 0 points 1 year ago

And bottle water runs rampant in the US. I can name at least 8 brands of water it's so commercialized 😆

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[-] Gray@lemmy.ca 0 points 1 year ago* (last edited 1 year ago)

US/Canada here as well as someone that has visited most of western Europe (UK, France, Netherlands, Belgium, Luxembourg, Germany, Switzerland) and stayed in hostels - no boiling necessary in any of these places.

There's actually a pervasive myth I've encountered that hot tap water is dangerous and that one should only drink cold water. As far as I'm aware, this myth is due to an old setup for water systems that many western homes had before modern taps. The tap was separated into separate cold/hot faucets. The cold water came safely from the city, but the hot water came from tanks that were stored in people's attics. The water in these tanks sat stagnant and was therefore prone to rats and other creatures dying in it or bacteria building up. This is why still today, most British homes have separate hot/cold taps - to keep the "safe" water separate from the "dangerous" water. I occasionally encountered such taps in the US and I assume that's why my dad raised me to make sure the water was cold before drinking it. My father's understanding of this was clearly outdated though. I learned all of this from a Tom Scott video.

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[-] CurlyWurlies4All@slrpnk.net 0 points 1 year ago

Australia here, yes most people drink it without boiling but it depends a little what region you’re in. Some bits of the fat north or some island towns, you may be better off boiling it. Lots of people in the city use built in filter taps but I kind of write that off as con job.

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[-] jg1i@lemmy.world 0 points 1 year ago

I'm in the US. I don't know too many people that drink directly from the tap. Almost everyone I know passes the water through a filter first.

Although, technically, I think the water is safe to drink. My city sends little informational cards saying how they've tested the water and it should be good to drink straight from the tap.

I think we in the US scare easy, so I'm guessing Big Water Bottle and Big Filter have brainwashed us into being scared to drink straight from the tap.

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[-] hemmes@vlemmy.net 0 points 1 year ago

Believe it or not New York City has some of the best water in the state if not the country. I live outside of the city, and while I can drink from the tap, we prefer to use a filtered water pitcher, but we don’t boil first.

[-] pineapplelover@lemm.ee 0 points 1 year ago* (last edited 1 year ago)

I live in the US, I use a reverse osmosis filter and then boil the water

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[-] khepri@lemmy.world 0 points 1 year ago

Is boiling the tap water just like superstition or what? or is it really not treated/cleaned by the local water authority to be fit for human consumption? Just curious what people think the benefit is, because in the US and Europe from what I know, we treat our public water so that it can, you know, be used by the public safely?

[-] fades@beehaw.org -1 points 1 year ago

I never drink water out of the tap because I prefer to filter it first. It’s safe to drink but I want it clean and much colder so into a filter pitcher and put that in the fridge

[-] eggnog@sopuli.xyz -1 points 1 year ago

In the US you can typically drink from the tap but I would advise not, some areas are really bad to drink from the tap, but you should always have a filter at the very least. boiling isn't so necessary.

I once visted Austria (Innsbruck to be precise) and the water there was so incredible straight from the tap. It would be ice cold, so fresh and clean. I think they have the best water in the world there.

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this post was submitted on 26 Jun 2023
405 points (97.9% liked)

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