[ARC5] MEK, benzene, acetone for Q dope.

[D C _Mac_ Macdonald]

I used it quite often in the basement to clean the rails of my Lionel train track sections.  I guess I quit that in time to "live long and prosper!

Mac, K2GKK/5 in OKC, OK

Sent from my iPad

On Mar 10, 2014, at 14:47, "AKLDGUY ." <neilb0627 at gmail.com> wrote:

>> When I was a technician in the telecommunications industry in the late
>> 1960's we used carbon tetrachloride to clean switch and relay contacts.
>> This was a liquid that came in small bottles. We poured it on rags and
>> brushes with bare fingers and no breathing protection.
>> 
>> Within a few years carbon tet was declared highly toxic and promptly
>> dropped from use. I never heard of any study into long term effects or
>> follow up on those who had used it.
>> 
>> 73 de Neil ZL1ANM
>> 
>> 
>>> On Tue, Mar 11, 2014 at 8:35 AM, J. Forster <jfor at quikus.com> wrote:
>>> 
>>> If you can regulate CO2 on a pretext, you can equally regulate other
>>> metabolic wastes on a similar pretext.
>>> 
>>> -John
>>> 
>>> =========
>>> 
>>> 
>>> 
>>>> Pee and Poo don't frighten me.  Nevertheless I avoid exposure if I can
>>>> I agree occasional MEK exposure likely has very small risk---- but if I
>>>> can remove pint with something else, I'll use that something else.  If
>>>> more benign paint removers don't entirely do the job, I get my MEK- and
>>>> nitrial gloves and work outside- up wind-----
>>>> 
>>>> Also EPA has nothing to do with MSDS
>>>> 
>>>> I'm not particularly upset with President Nixon and Watergate----- but
>>>> HE's the $#%* that created the EPA  I can't forgive him for that
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 
>>>>> On Monday, March 10, 2014 2:59 PM, Ronnie Hull <w5sum at comcast.net>
>>>> wrote:
>>>> 
>>>> Talk about beating a dead horse..good golly..,
>>>> 
>>>> Sent from Ronnie's IPhone
>>>> 
>>>> 
>>>>> On Mar 10, 2014, at 11:43 AM, Bruce Long <coolbrucelong at yahoo.com>
>>>>> wrote:
>>>>> 
>>>>> In my opinion MSDS warnings are for chemical use that occurs in an
>>>>> industrial setting not "industrial exposure".   It is true there are
>>>>> some odd results, such as rubbing alcohol in a home bathroom being
>>>>> "unregulated" and an another bottle of the same stuff at work without a
>>>>> MSDS sticker makes the employer selectable to a serious fine.
>>>>> 
>>>>> However it is a mistake to think MSDS warnings can be safely ignored or
>>>>> discounted for occasional home use.
>>>>> 
>>>>> MEK scares me and I avoid its use at home if I can and use full
>>>>> precautions when I can't avoid use.
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> 
>>>>> On Monday, March 10, 2014 11:56 AM, J. Forster <jfor at quikus.com> wrote:
>>>>> 
>>>>> MSDSs are for Industrial Exposure...  40 hours per week for many years.
>>>>> Not for occasional, casual use.
>>>>> 
>>>>> You can die from drinking water or eating carrots too.
>>>>> 
>>>>> -John
>>>>> 
>>>>> =====================
>>>>> 
>>>>> 
>>>>> 
>>>>>> All,
>>>>>> Here is the Material Safety Data Sheet for the MEK. They always sound
>>>>>> scary,
>>>>>> but with the toxicity at greater than 2 gram per kilo you would have to
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