[sudo-discuss] Re: hello again, & laser cutter concerns

this is a 12 inch plastic duct. it appears to be sufficiently attached. the big hole in the side not notwithstanding ;) non conductive ducts don't need grounding. On Fri, Jun 10, 2022 at 1:23 PM mark burdett &lt;mfburdett(a)gmail.com&gt; wrote: > I found some articles online about laser cutter exhaust and it says check > the manufacturer's specs to make sure airflow and pressure is maintained > (e.g. use 6" duct if it's too long for 4" to do the job). Use aluminum tape > not duct tape for sealing the metal duct (i.e. the stuff you see on HVAC > systems which is not duct tape, confusingly) - the duct by the way should > be grounded. > > --mark B. > > On Fri, Jun 10, 2022 at 11:56 AM Arthur Ulfeldt via sudo-discuss < > sudo-discuss(a)sudoroom.org&gt; wrote: > >> I'm reluctant to agree to not work on something until an undefined >> condition is met. let's improve this together 😊 >> >> what does better look like, what does good enough look like? is it >> already good enough with the repair from last night? >> >> fre. 10. jun. 2022 11.37 skrev Delta Ark &lt;arikalinowski(a)gmail.com&gt;om>: >> >>> I'd love to know what you find/what you make of the venting system once >>> you take a look at it, could you update us/me when that happens? >>> >>> Would it also be possible to have a moratorium on using it until the >>> venting is checked out/checked off on? >>> >>> Again, tried to just accomplish some software work there yesterday, but >>> it wasn't really possible... >>> >>> On Fri, Jun 10, 2022 at 12:10 AM Arthur Ulfeldt &lt;arthur(a)ulfeldt.com&gt; >>> wrote: >>> >>>> next time I'm there I'll try to give the vent a proper fixing if >>>> nobody gets to it first. >>>> >>>> tor. 9. jun. 2022 22.20 skrev Arthur Ulfeldt &lt;arthur(a)ulfeldt.com&gt;om>: >>>> >>>>> I arrived at 8:30 and used the laser cutter. (i made a box yay!). i >>>>> think i was the second one to use it this evening. before i started i fixed >>>>> a big tear in the vent duct with what duct tape i could find. though i >>>>> didn't find a roll of it (I'm new here). >>>>> >>>>> it wasn't too smoky as i was using it, though i could still smell it. >>>>> if there's more duct tape applied i think it will do wonders for the air >>>>> quality. when i arrived, i suspect nearly all the smoke would have been >>>>> going into the room. >>>>> >>>>> >>>>> >>>>> tor. 9. jun. 2022 21.38 skrev Andrew R Gross via sudo-discuss < >>>>> sudo-discuss(a)sudoroom.org&gt;gt;: >>>>> >>>>>> I agree with your assessment and would like to see sufficient >>>>>> ventilation implemented. What is the status of the blowers? What is the >>>>>> flow rate of fumes through the duct and out of the building? >>>>>> >>>>>> *Andrew R Gross, (he/him)* >>>>>> 412.657.5332 - shrad.org <http://www.shrad.org> >>>>>> >>>>>> >>>>>> On Thu, Jun 9, 2022 at 8:59 PM Delta Ark via sudo-discuss < >>>>>> sudo-discuss(a)sudoroom.org&gt; wrote: >>>>>> >>>>>>> 👋 >>>>>>> hi everyone, >>>>>>> >>>>>>> I'm starting to work at sudo again (after a very long hiatus) >>>>>>> (mostly evenings, 6-12, m-f). I'm currently working on some game, >>>>>>> ai and architecture stuff, you can see it here: >>>>>>> https://www.instagram.com/p/CelEcmAlsaq/ Very pumped to get back >>>>>>> in the space and see what people are working on and doing. >>>>>>> >>>>>>> Nonetheless, I have some concerns about the laser cutter. Today, >>>>>>> the laser cutter was being used, and, well, it, to my mind, smelled up sudo >>>>>>> pretty significantly. I think you could also even smell out in the hall. I >>>>>>> guess what I'd like to know is (a.) can we prevent this somehow? and/or >>>>>>> (b.) can we have a laser cutter moratorium until we know why this is >>>>>>> happening? >>>>>>> >>>>>>> I could be wrong, but I believe that improper ventilation of a >>>>>>> laser cutter can be both long-term toxic and even short term >>>>>>> life-threatening (if someone is cutting something really wacky, which I >>>>>>> don't think is what was happening today; I think someone was just cutting >>>>>>> wood, hopefully not laminated in any weird way). >>>>>>> >>>>>>> Anyway, yeah, I have to defer to people smarter than me on the >>>>>>> above, but something was off today in the way the machine was working (this >>>>>>> was about 6pm); and, personally, I found it kind of spooky. Thanks for your >>>>>>> thoughts/help/ideas/etc. >>>>>>> >>>>>>> Best, >>>>>>> AK >>>>>>> >>>>>>> -- >>>>>>> Ari Kalinovski (They/Them) >>>>>>> Delta Ark Studios <http://delta.center/> >>>>>>> _______________________________________________ >>>>>>> sudo-discuss mailing list -- sudo-discuss(a)sudoroom.org >>>>>>> To unsubscribe send an email to sudo-discuss-leave(a)sudoroom.org >>>>>>> More options at >>>>>>> https://sudoroom.org/lists/postorius/lists/sudo-discuss.sudoroom.org/ >>>>>>> >>>>>> _______________________________________________ >>>>>> sudo-discuss mailing list -- sudo-discuss(a)sudoroom.org >>>>>> To unsubscribe send an email to sudo-discuss-leave(a)sudoroom.org >>>>>> More options at >>>>>> https://sudoroom.org/lists/postorius/lists/sudo-discuss.sudoroom.org/ >>>>>> >>>>> >>> >>> -- >>> Ari Kalinovski (They/Them) >>> Delta Ark Studios <http://delta.center/> >>> >> _______________________________________________ >> sudo-discuss mailing list -- sudo-discuss(a)sudoroom.org >> To unsubscribe send an email to sudo-discuss-leave(a)sudoroom.org >> More options at >> https://sudoroom.org/lists/postorius/lists/sudo-discuss.sudoroom.org/ >> >