New studies find carcinogens in vg and pg at high temps, even in tootle puffers

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Mazinny

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Opinions wanted, is this a good stock template:
Suggestions?


View attachment 662927
Do you think you can try to approximate the testing Kurt did ( i know it's a PT1, 2.7 coil and a smoking machine, but still ) and see if there's a correlation between the temperatures you record and the nasties emitted at various power levels. You would need to vape every 30 seconds with 4s draw. device #2 is a PT1

Effect of variable power levels on the yield of total aerosol mass and formation of aldehydes in e-cigarette aerosols
 

mikepetro

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Do you think you can try to approximate the testing Kurt did ( i know it's a PT1, 2.7 coil and a smoking machine, but still ) and see if there's a correlation between the temperatures you record and the nasties emitted at various power levels. You would need to vape every 30 seconds with 4s draw. device #2 is a PT1

Effect of variable power levels on the yield of total aerosol mass and formation of aldehydes in e-cigarette aerosols
No, I dont have the "smoking machine", nor the other PT coils etc. I could build a smoking machine (once I figured out the volume per puff), but I cant measure the formaldehyde anyway, so direct correlation would be debunked faster than I typed it.

Besides, TBH, I dont want to go head to head with any other study unless I am rock solid sure I can measure every variable. There is value in what I am doing now, but if I went head to head with guys who have a lot more $$ and equipment, it might end bad.

Now building a smoking machine is intriguing, and would be repeatable, so that makes it even more intriguing. A parasitic pump might do the trick, and I actually have a few. But...... who else can say they are actually vaping their measurements? There is value in that, heheh, at least to me. I "know" my measurements are of a "real" hit.
 

mikepetro

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OK, I can pull this off. I got a probe inside a Protank Mini and got it put back together. Hooked it up and got one good test hit, which worked, then I had a clumsy moment and accidentally pulled the damn probe out of it. Too flustered to reattempt right now, but I have proven to myself that I can do this.

Going out of town this weekend so it may be a few days before I get back to it.



20170608_180506.jpg




20170608_181115.jpg
 
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mikepetro

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Food for thought:

I will need to return this Provari before long (you know how fanatical that bunch is about their mods). So if there is some other atty in wide spread use that folks would like to see tested in VV mode, now is the time to get them on the table.

If the demand continues, I might break down and buy a VV Vamo for old time sake......
 

Rossum

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I will need to return this Provari before long (you know how fanatical that bunch is about their mods). So if there is some other atty in wide spread use that folks would like to see tested in VV mode, now is the time to get them on the table.

If the demand continues, I might break down and buy a VV Vamo for old time sake......

8v9GhWf.jpg
 

440BB

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The spiky unfiltered PWM in the Vamo at lower voltage and wattage wouldn't give you a temp result that could be reasonably compared to the DNA 40 or ProVari chipset at the indicated voltage or wattage level.

If one wants the Rattlesnake Shake, I recommend the version written by Peter Green of the original Fleetwood Mac.
 

B2L

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Wicking update, KGD vs Native Wicks.

I removed the KGD, dry burned the coil and installed NW. All other variables were constant (device, atty, juice, wattage).

To recap, I was getting dry hits with KGD even with squonking between each hit and after Mikes wicking test thought I would see if the NW would provide a better experience.

Long story short, no more dry hits. It would seem that the NW does in fact, in real world use, hold more liquid in contact with the coil. I don't think this is related to faster wicking, although that could be a factor, but to superior ability to hold more juice in the wick.

Will I be switching everything over to NW? No, although I haven't had any dry hits and even after vaping about 24-30 ml through it I remember why I haven't used it much, I'm still getting that "T-shirt" taste which I have never tasted with KGD.

As always, YMMV :)
 

mikepetro

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The spiky unfiltered PWM in the Vamo at lower voltage and wattage wouldn't give you a temp result that could be reasonably compared to the DNA 40 or ProVari chipset at the indicated voltage or wattage level.

If one wants the Rattlesnake Shake, I recommend the version written by Peter Green of the original Fleetwood Mac.
I vaped a many of them Whamo-Vamos, they kept me off the stogies....

And I prefer "Green Onions" myself.
 

Kickingthesticks

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    How do we test and see what temp our coils are actually getting to? I know in tc it goes off the resistance and coil material but it seems every manufacturer has different settings for the same material and every material wire has slightly different tcr ranges. Guess what I'm asking is where do I get a thermometer to measure temp.
     

    Mowgli

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    I got my DNA200 Rolos today and I like how DNA vapes in TC.
    So in the latest escribe I don't have to analyze the case resistance or do a battery setup?
    I found directions at vaping360 that are 1+ year old but the manufacturer settings option isn't even there in the "mod" tab.

     

    mikepetro

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    How do we test and see what temp our coils are actually getting to? I know in tc it goes off the resistance and coil material but it seems every manufacturer has different settings for the same material and every material wire has slightly different tcr ranges. Guess what I'm asking is where do I get a thermometer to measure temp.

    Its not easy (at all), this is how I did it.....
    Real Life temp measurements inside a 2016 era atty.

     

    mikepetro

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    I got my DNA200 Rolos today and I like how DNA vapes in TC.
    So in the latest escribe I don't have to analyze the case resistance or do a battery setup?
    I found directions at vaping360 that are 1+ year old but the manufacturer settings option isn't even there in the "mod" tab.


    upload_2017-6-9_16-24-34.png


     

    mikepetro

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    How critical is it to run battery Analyzer?
    They need to be fully charged to run it correct?
    Thanks Mike, you rock :toast: <---coffee clacks


    IMHO, not critical, it will just make your battery gauge a little more accurate. Depends on how important that little bat icon is to you I guess.

    Yes, You should start with a full bat, the analyzer will charge it full 1st anyway,before it does anything.

    Make sure you have a good "load" to test with....
     

    Mazinny

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    Food for thought:

    I will need to return this Provari before long (you know how fanatical that bunch is about their mods). So if there is some other atty in wide spread use that folks would like to see tested in VV mode, now is the time to get them on the table.

    If the demand continues, I might break down and buy a VV Vamo for old time sake......
    I can send you a provari, but i don't have the extension tube. Will only take a 18490. Any use to you.
     
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