I ran a garage for many years. Early on, I subscribed to a service which delivered clean rags on a weekly basis. The drill was that new rags were delivered on a weekly basis, & used rags picked up. (Just in case that's not clear). My guys piled up the rags to be picked up the night before the morning pickup, near the garage entrance. A few years in, I showed up at work 3 hours early on rag day to deal with the gov't paperwork needed to avoid gaol... To discover a smoldering rag fire in the pile near the interior front of my premises, a 100-year-old wooden warehouse, originally... Mene Tekel Upharsin... On 4/8/17, David C Brown wrote: > I am always astonished that fires can break out almost spontaneously. > > I frequently stack up layers of a) very dry crumpled newspaper b) small > equally dry sticks of softwood - usually spruce but sometimes scoots pine > c) solid hydrocarbon in the form of Welsh or Yorkshire coal. I ensure > that there is a good path for air to reach under the stack and then use > several phosphorus lucifers to ignite the paper. Fifty percent of the ti= me > no major conflagration occurs :-) > > > __________________________________________ > David C Brown > 43 Bings Road > Whaley Bridge > High Peak Phone: 01663 733236 > Derbyshire eMail: dcb.home@gmail.com > SK23 7ND web: www.bings-knowle.co.uk/dcb > > > > > *Sent from my etch-a-sketch* > > On 7 April 2017 at 19:20, Van Horn, David < > david.vanhorn@backcountryaccess.com> wrote: > >> >> Well.. As long as the rinse is good.. >> >> That article which I've mentioned on here a couple of times, "Low >> Voltage, >> the Incompetent Ignition Source" bears reading re trapped contaminants. >> They cite a case where a 2032 lithium cell on a remote board caused a >> flame. >> >> >> >> -----Original Message----- >> From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf >> Of Clint Jay >> Sent: Friday, April 7, 2017 11:45 AM >> To: Microcontroller discussion list - Public. >> Subject: RE: [EE] Servicing an organ, WD-40 or RP7 everywhere >> >> This may cause hoots of derision but I've cleaned many boards with >> toothbrushes, stiff paintbrushes and soap and water. >> >> Followed (while wet) with a thorough wash down with isopropyl alcohol, >> its >> been very successful. >> >> I've also used my dishwasher when a board has been *really* bad and agai= n >> washed down with isopropyl afterwards >> >> On 7 Apr 2017 6:06 pm, "Van Horn, David" < david.vanhorn@ >> backcountryaccess.com> wrote: >> >> > >> > That would get it over more quickly, but probably with collateral >> > damage. >> > >> > -----Original Message----- >> > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On >> > Behalf Of Allen Mulvey >> > Sent: Friday, April 7, 2017 10:08 AM >> > To: 'Microcontroller discussion list - Public.' >> > Subject: RE: [EE] Servicing an organ, WD-40 or RP7 everywhere >> > >> > Use caution with WD-40. It is highly flammable. Never spray it on >> > anything that is powered up. >> > >> > Allen >> > >> > >> > -- >> > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive >> > View/change your membership options at >> > http://mailman.mit.edu/mailman/listinfo/piclist >> > >> -- >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive >> View/change your membership options at http://mailman.mit.edu/ >> mailman/listinfo/piclist >> >> -- >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive >> View/change your membership options at >> http://mailman.mit.edu/mailman/listinfo/piclist >> > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .