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Article #434Re: Semi [OT]: What is the black deposit on the underside of wet lead acid battery vent caps?
From: Chieftain of the Carpet Crawlers
Date: Mon, 27 Jun 2011 10:58
Date: Mon, 27 Jun 2011 10:58
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1845 bytes
On Mon, 27 Jun 2011 15:53:29 +0800, Rheilly Phoull <rheilly@bigslong.com> wrote: >On 6/27/2011 2:42 PM, Dennis wrote: >> Does anyone know what the black smudgy deposit is that forms on the >> underside of wet cell lead acid automotive batteries is? >> >> It looks a little like soot and is easily wiped away. >> >> I've heard it can suggest the battery is failing. Is there any substance to >> this or is it just an anecdotal red herring? >> >> Cheers >> D. >> >> >The technical term is "Krud" :-) >Might be worn off the casing ?? No. It is from a failed or failing cell. Pretty much, you are "really full of it".
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X-Google-Thread: a5a6238865,9fd0da4172ca4fb2 X-Google-Attributes: gida5a6238865,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news2.google.com!news.glorb.com!feeder.erje.net!feeder.news-service.com!94.75.214.39.MISMATCH!aioe.org!.POSTED!not-for-mail From: Chieftain of the Carpet Crawlers <theslipperman@thebarattheendoftheuniverse.org> Newsgroups: sci.electronics.design,aus.electronics Subject: Re: Semi [OT]: What is the black deposit on the underside of wet lead acid battery vent caps? Date: Mon, 27 Jun 2011 03:58:49 -0700 Organization: thatplacewherethelambliesdown Lines: 22 Message-ID: <kgog079jjbp1jjqk7i6gdcjfac1f18huk8@4ax.com> References: <o7-dnSpXZMnau5XTnZ2dnUVZ_o6dnZ2d@westnet.com.au> <MqmdnVeUp46ZqpXTnZ2dnUVZ_vKdnZ2d@westnet.com.au> Reply-To: Rael, if you know how to contact him. NNTP-Posting-Host: PIw4QE3b+suISECVJCGgWw.user.speranza.aioe.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Complaints-To: abuse@aioe.org Summary: What do you think of these ping times eh? X-Notice: Filtered by postfilter v. 0.8.2 X-Newsreader: Forte Agent 4.2/32.1118