Contact with hot liquid causes a huge spike in the amount of toxic chemical bisphenol A leaching out of plastic bottles, says new research that's bad news for baby-bottle-sterilizing parents and hot-liquid-drinking hikers. Filling bottles with boiling water boosted rates of BPA ooze by up to 55 times more than room-temperature water did, according to the study published in the journal Toxicology Letters. The age of the bottle was found to be irrelevant. Cold chocolate, anyone?
Use the Force: Lukewarm
Hot liquid increases toxic leaching from plastic bottles, says study 9
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nycowboy Posted 7:15 am
30 Jan 2008
But let's be realistic on what the impact of BPA is compared to all the other dangers we face everyday -- like getting hit by random gunfire or being run over by a bus on the way home from work.
What we should be concerned with is real threats in our environment. Things like global warming, acid rain, suburban sprawl, or even known and dammed killer likes smoking, asbestos working in closed spaces without protection, smog, and leaded gasoline.
I've many time reused old Gatorade bottles, sometimes with hot coffee (once even melting the bottle -- oops), and have yet to die. I've breathed in smoke from burning trash with PVC in it, and yet I still feel pretty good.
I'm not saying we should not care about BPA. But if the government says it's safe, and around everywheres, there's not much we can do about besides lobbying government to take a second look at it.
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Tasermons Partner Posted 7:49 am
30 Jan 2008
Think of all the energy and all the resources it takes to produce those disposable bottles, all the energy it takes to transport 'em. When they get thrown away, what happens when they break down? How does it effect the soil? The groundwater? Plants and animals?
By itself, it may not be much of an issue, but if we tackle the small stuff, then we help to weaken the big stuff.
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drocto Posted 9:02 am
30 Jan 2008
Your response seems to suggest that disposable plastic bottles are related to this BPA issue effecting polycarbonate plastic bottles. Most disposable plastic bottles are made from PET. The cited information and other research on BPA does not apply to these PET bottles.
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Boyscientist Posted 9:04 am
30 Jan 2008
"I've many time reused old Gatorade bottles, sometimes with hot coffee (once even melting the bottle -- oops), and have yet to die. I've breathed in smoke from burning trash with PVC in it, and yet I still feel pretty good."
Well that settles it for me. Never mind all those silly chemists and their tests.
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odograph Posted 9:16 am
30 Jan 2008
(I usually put ice in my 1L hiking bottle, but my bike bottles tend to warm up quite a bit.)
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Tasermons Partner Posted 9:18 am
30 Jan 2008
Yeah, maybe I was alittle to broad. BPA bottles are probably worse than PET bottles. However, both are an issue. Plus, BPA is used in lotsa other things besides just bottles.
But still, the priciple applies. We can help take care of the big issues, by tacklin' the smaller ones.
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Lihidheb mohsen Posted 5:19 am
31 Jan 2008
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My2cents4free Posted 11:26 am
01 Feb 2008
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geochemistry Posted 1:27 am
05 Feb 2008
Metal containers - jeez, talk about cool water leaching, ever seen corrosion or scaling?
Glass containers, oh yeah, more metals and a fragile container.
Give me a Bota Bag! Those goats didn't need their stomachs anymore. Economical, lightweight, reuseable, sustainable resource, and thousands of generations have used them before us.
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