Path: news.eternal-september.org!eternal-september.org!.POSTED!not-for-mail
From: AMuzi <am@yellowjersey.org>
Newsgroups: rec.bicycles.tech
Subject: Re: Caught in rain
Date: Thu, 8 May 2025 16:15:39 -0500
Organization: Yellow Jersey, Ltd.
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On 5/8/2025 3:43 PM, Radey Shouman wrote:
> Zen Cycle <funkmaster@hotmail.com> writes:
> 
>> On 5/8/2025 8:51 AM, AMuzi wrote:
>>> On 5/8/2025 7:12 AM, Zen Cycle wrote:
>>>> On 5/7/2025 7:49 PM, Jeff Liebermann wrote:
>>>>> On Wed, 7 May 2025 07:24:50 -0400, Zen Cycle <funkmaster@hotmail.com>
>>>>> wrote:
>>>>>
>>>>>> I rinse mine for a few minutes in a coffee can with brake cleaner
>>>>>> (https://www.grainger.com/product/CRC-Brake-Cleaner- Solvent-35WT64)
>>>>>
>>>>> Almost pure dry cleaning solvent:
>>>>
>>>> Yup, and it works great as a degreaser.
>>>>
>>>>>
>>>>> <https://www.grainger.com/sds/pdf/259633.pdf>
>>>>>     Chemical name:  tetrachloroethylene
>>>>>     Common name and synonyms:  perchloroethylene
>>>>>     CAS number:  127-18-4
>>>>>     %  90 - 100%
>>>>>
>>>>> "EPA Proposes Ban on All Consumer and Many Commercial Uses of
>>>>> Perchloroethylene to Protect Public Health"
>>>>> <https://www.epa.gov/newsreleases/epa-proposes-ban-all-
>>>>> consumer-and- many-commercial-uses-perchloroethylene-protect>
>>>>
>>>> I'm not to worried about this administrations actions having
>>>> anything to do with protecting public health. Quite the opposite,
>>>> in fact.
>>>> https://www.nbcnews.com/science/environment/epa-rollback-
>>>> environmental-regulations-zeldin-rcna196112
>>>>
>>>>>
>>>>> "Risk Management for Perchloroethylene (PCE)"  (Dec 2024)
>>>>> <https://www.epa.gov/assessing-and-managing-chemicals- under-tsca/
>>>>> risk-management-perchloroethylene-pce>
>>>>> "EPA has set a 10-year phaseout for the use of PCE in dry cleaning to
>>>>> eliminate the risk to people who work or spend considerable time at
>>>>> dry cleaning facilities."
>>>>
>>>> It's a good thing I'm not using it for dry cleaning then. In the
>>>> meantime, there's no talk of banning it as an industrial solvent
>>>> (degreaser).
>>>>
>>>> I agree with limiting it in cases where people may be exposed to it
>>>> all day everyday, like dry cleaner employees. For people that use
>>>> it a couple time a week in a garage, not likely that big of a
>>>> deal. For someone who uses a pint to clean a batch of bike chains
>>>> every couple of months - there's more risk from the diesel fumes I
>>>> inhale during my commutes.
>>>>
>>>>
>>> +1
>>> A little perspective can be quite helpful.
>>> A distinct outlier is California's Prop 65:
>>> https://oag.ca.gov/prop65/faq
>>> which requires notice for anything with 1/1000 of the lowest
>>> reported harmful level by any study for any material or product.
>>> That has crossed from safety into harassment.
>>
>> I don't necessarily disagree with requiring notifications. At that
>> point the decision to use the product then falls on the user. This
>> doesn't seem to me to be an unreasonable burden.
> 
> When almost literally everything has a prop65 notice no useful
> information is given.  Users have no way to distinguish potentially
> dangerous products from those that have the notice only as legal self
> defense.  MSDSs, on the other hand, while they may err on the side of
> caution at least impart some useful information.
> 
> Prop65 is a little boy crying wolf every day, all the time.  It's worse
> than useless.
> 

See also every user manual for every consumer item. The 
actual text begins after several pages of, "WARNING- Risk of 
death or serious injury."  Which no one reads or takes 
seriously on the way through to find information.

-- 
Andrew Muzi
am@yellowjersey.org
Open every day since 1 April, 1971