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Posted
One of my schools has an old fashioned water tank and it is tested every so often for legionnaires disease...they find it every now and again but don't close the school...so what's a bit of dangerous screenwash! :)
Posted

Always use it for reasons above.

 

As a legionairre's precaution, we've just been told that we have to ensure all the taps are run for 1min each term, and we need to check that they are outside the 20-45C range. What a chore! I stated (loudly) that I felt that this was out of our remit. Awaiting a reply.

Posted
Our site manager has to check and log the water temps on a regular basis. When I was sailing regularly I made a simple heat exchanger that warmed the water in a 5l container from the car engine. I used it to sluice myself down if there were no showers. Makes me wonder how I survived!
Posted

The big risk from the windscreen washer seems to be that you have a fine spray which you can then breathe in. Showering (sort of) with warm water isn't going to be such a big deal (you're not breathing in the spray and you're probably not keeping the water at a steady warm temperature so things can breed)

 

I also wonder about the very expensive bottles of mineral water which people leave on their desks all day in the warm weather - how many bacteria are growing in them within a few hours of opening?? Still, at least there are no nasty chemicals in the bottle :-)

Posted
Always use it for reasons above.

 

As a legionairre's precaution, we've just been told that we have to ensure all the taps are run for 1min each term, and we need to check that they are outside the 20-45C range. What a chore! I stated (loudly) that I felt that this was out of our remit. Awaiting a reply.

 

Your Union's view on this task would be interesting to see.

Posted (edited)

I'll be honest, I'm a bit naive about all this. I mean I know standing water isnt a good thing, but I never knew that bacteria would breed in a bottle of water?

 

As for the car, I dont see why you wouldnt use screenwash tbh, it does a much better job of cleaning

 

Anyway with the window washers, surely the spray doesnt come inside the car so where is the risk?

Edited by sidewinder
Posted

We run regular legionaire's tests on all our water tanks... can't tell you how often, but H&S manager organises it.

 

@sidewinder: bacteria can grow in any water; standing or not. Legionaire's prefers static warm (not hot) water and is spread by droplet infection.

 

Most car washer bottles get warm, particularly in summer. I can usually faintly smell the washer fluid when I squirt the windscreen. I presume this must come in through the air intake... therefore infection from the washer bottle is perfectly possible. Your car is not a sealed unit.

Posted
I never bother with screenwash, I rely on the dork in the BMW in front of me at the traffic lights whose spray always seems to go right over their roof and land on my car wind-shield....
  • Thanks 2
Posted
As for the car, I dont see why you wouldnt use screenwash tbh, it does a much better job of cleaning

 

I think they are saying we should use it to kill off bacteria.

Posted
I think they are saying we should use it to kill off bacteria.

 

Yes, I meant I imagine most people would be using it anyway because it works better, hence they are already protected

Posted
We run regular legionaire's tests on all our water tanks... can't tell you how often, but H&S manager organises it.

 

@sidewinder: bacteria can grow in any water; standing or not. Legionaire's prefers static warm (not hot) water and is spread by droplet infection.

 

Most car washer bottles get warm, particularly in summer. I can usually faintly smell the washer fluid when I squirt the windscreen. I presume this must come in through the air intake... therefore infection from the washer bottle is perfectly possible. Your car is not a sealed unit.

 

Thanks, I didnt know much about it. So say I go on holiday, buy a big bottle of water and leave it in the room for a day so its warm, but not boiling. Is that then potentially dangerous?

Posted
Thanks, I didnt know much about it. So say I go on holiday, buy a big bottle of water and leave it in the room for a day so its warm, but not boiling. Is that then potentially dangerous?

 

I would think so but I'm not an expert and I don't think the risk is huge.

 

As I understand it, there are always bacteria in the air and they breed when you get warmth and moisture so a warmish bottle of water could be a breeding ground. Normal tap water in the UK has small amounts of chlorine in it which kill the bacteria but (generally!) don't affect people. One of the supposed benefits of bottled mineral water is that you don't get that chlorine added but that does mean that bacteria could grow.

 

Some countries add more chlorine to the water than we do - this is why the water tastes "funny" but it's normally safe to drink.

Posted
I never bother with screenwash, I rely on the dork in the BMW in front of me at the traffic lights whose spray always seems to go right over their roof and land on my car wind-shield....

 

Quality line!

 

Funniest thing I've read all day!!!

Posted
I must admit another OMG we must stop doing stuff before we all die, its getting very annoying. Apart from the taps and shower heads at work that must be run for ages, any dead-legs in pipe work, such as Fire Hose Reels which we have been told must now be removed and all pipe work taken back to the main feed pipe not just cut and capped off at the reel (thus leaving the dead-leg), and anywhere the pipes cross / could be getting warm must be dealt with, so despite these water pipes running in the containment for the last 60 years, being insulated etc as the cold water pipe is getting mildly warm from heat build up in the crawl spaces etc we now have an issue... I think its all a bit OTT, we've been open over 100 years, and server a huge community thus surely there would have been mass death by now from Legionella if that was a really major issues.

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