Lazarus Long Profile picture
Oct 13, 2024 8 tweets 4 min read Read on X
Look at your deodorant while putting it on your armpit tomorrow morning.

Look at your ozone-producing ionizing air cleaner and photocopier when you go into the office.

They combine to produce
Ultra Fine Particles that you inhale, and then they migrate to every organ.

🧵 Perfume spray.
Man spraying on deodorant.
Right off the bat? The non-ozone producing #corsirosenthalbox, does remove UFPs AND volatile organic compounds (VOCs).

So should any HEPA.

BUT.

You will inhale them because your body has a thermal plume from your body.

Sorry for the long setup. You need to read this,
but I did not want to be click-baity.

So, deodorant, hand lotion, body spray, perfume, spray shampoo - and most likely anything that has a fragrance produces VOCs.

"Monoterpenes, in particular, are known to react with ozone inside, forming secondary organic aerosols (SOAs)." Personal hygiene products, including roll-on deodorant, hand lotion, body spray, perfume and spray shampoo, contain an amalgamation of over 200 volatile organic compounds (VOCs), which then react with ozone in the air to form other potentially dangerous chemicals, according to a new paper in the journal Environmental Science & Technology Letters.
Personal care products contain a large cocktail of VOCs, including monoterpenes, acetaldehyde, siloxanes, alcohols, and alkanes.  perfume spraying Stock image of a person spraying perfume. Personal care products like perfume, hair spray and hand lotion can release volatile chemicals that may react with ozone to other compounds.
Your fragrant ________ (insert Old Spice, Axe Body Spray, No. 5 Chanel, etc,), produces VOCs. They hit ozone and react. Turn into aerosols.

That clump up into UFPs. And your thermal body plume carries up for you to breathe them in.

Size illustration below. When using the PCPs in the presence of indoor ozone, these reactive VOCs underwent oxidation reactions to form a variety of gas-phase oxidized vapors and led to rapid new particle formation (NPF) events with particle growth rates up to ten times higher than outdoor atmospheric NPF events," the researchers wrote.
SARSCOV2 virus is 100 nm.
Is it me, Mr. Clean Air, just freaking out?

You judge - here are the scientists.

It IS difficult to hear that.

Source
newsweek.com/volatile-chemi…

Study
pubs.acs.org/doi/10.1021/ac…

Supplemental
pubs.acs.org/doi/suppl/10.1…

But it has to hit ozone, right? Where does THAT come from? "I know this is difficult to hear, but we're going to have to reduce our reliance on these products, or if possible, replace them with more natural alternatives that contain fragrant compounds with low chemical reactivity," Licina said. "Another helpful measure would be to raise awareness of these issues among medical professionals and staff working with vulnerable groups, such as children and the elderly."
Some definitely comes from outside. But that is short-lived, albeit, if it's always coming in ?

But ionizing air cleaners produce a ton of ozone - whether in-duct or portable air cleaners.

I know there will be a ton of questions. I think
. ncbi.nlm.nih.gov/pmc/articles/P…Highlighting ionizing air cleaners because they produce ozone.
The average outdoor ozone concentration in a day tended to be low in the morning and at night and high at noon. During the year, it tended to be high in spring and summer and low in autumn and winter. The half-life was usually between 7 and 10 min for ozone indoors, which has a relationship with surface removal rate and air exchange rate. Fadeyi [19] proposed that the contribution of ozone air purification equipment with a high ozone emission rate to indoor concentration could easily exceed that of outdoor ozone.
the most common ones will be....

How to tell if my product has monoterpenes? If it has a fragrance, it probably does.

How to tell how much ozone is there?

They sell Ozone Detectors on Amazon.

But, cheap may not be best.

Here's a good article, but

smartairfilters.com/en/blog/are-lo…
maybe
@akm5376 @Poppendieck @kate_cole_ @sri_srikrishna @marwa_zaatari @JimRosenthal4

know of any good, but cheap ozone detectors? Thank you either way!

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More from @LazarusLong13

Jun 10
Please explain how a study measuring physical improvement in a Cognitive and Behavioral study can have unmeasured Graded Exercise Therapy - and be considered as well-controlled. Not confounded.

So, I emailed Dr. Ebell and asked how that was nitpicking. Image
Image
I also agreed with the comments at the bottom of the study, linked below.

If you change analysis protocols post hoc? That's not nitpicking in my book. But maybe that is nitpicking?

jamanetwork.com/journals/jaman…
Science is ALL about nitpicking. You ARE SUPPOSED to be very detailed, so you can be replicated, right? Alan is funny.

Anyway, amusing to spot the lobbying group for the Lightning Process on their advisory board.

Tch tch. Or is that nitpicking. ;) ? Image
Read 7 tweets
Jun 1
A thread on airborne Ebola - the rest is accurate.

Let me emphasize that I agree far more than disagree with her, in general.

Declaring a thing debunked without actually debunking it, with facts, is not debunking.

So, let me debunk this. Image
Dr. Kuppila has excellent credentials, and has earned her laurels.

If we accepted the debunking of airborne Ebola on the basis of credentials, we would have given into the fallacy of appeal to authority.

:) not today.

She worked in an Ebola Treatment Unit in Sierra Leone,
coming back in December 2014, and now resides in Dallas per her very interesting StatNews article:



She did not get infected. We could have survivorship bias here - fortunately.

This is a reference to possible surgical mask usage by her.

You see, the web.archive.org/web/2026052103…Image
Read 22 tweets
May 28
Ebola - it's not all about respiratory aerosols.

DYK that you, and me, and everybody are Pig Pen from Charlie Brown?

We shed our entire outer layer of skin every 2-4 weeks, about 500 million cells daily.

Your corneocytes (outermost cells) lift off of your body with the
gentlest of micro-air currents. Like a leaf picked up off the ground for the briefest of moments in fall.

They act like 12 micron aerosols in float time, but 25% of total skin flakes are sub 5 microns...and you know what that means. Deep deposition - or shallow as
sub 5 likes to also deposit in the nose.

It's funny...I embrace push-back in debate. Tightens up my game.

Imagine if those skin flakes now have Ebola on them?

Two studies show that Ebola literally oozes through the skin - both ways. In and out.

Not shown in vivo, but
Read 10 tweets
May 23
The WHO forbids contact tracers from masking or gloving up.

"Do not conduct home visits wearing personal protective equipment like masks, gloves, or
gowns."

It gets worse. Do not conduct home visits wearing personal protective equipment like masks, gloves, or  gowns.
They have a handy how to reduce risk of catching ebola at home.

It even has 5 masks listed on it.

But not for the other family members.

"7. If the patient has vomit, diarrhoea or bleeding, a mask or a dry towel wrapped around the face can be used to protect the nose and mouth Image
7. If the patient has vomit, diarrhoea or bleeding, a mask or a dry towel wrapped around the face can be used to protect the nose and mouth when touching the patient or items soiled with blood or body fluids. A waterproof gown, eye protection, gloves and rubber boots should also be worn in these circumstances.
Here are the 5 face masks. Image
Read 9 tweets
May 22
The "epidemiology" of Ebola tells us that it's not airborne. You've heard this over and over.

What drives it? The questions on the contact tracing form.

Quick 🧵. Image
COVID - the WHO and CDC said it wasn't airborne via aerosols, right?

The CDC said it was spread person to person via close contact - within about 6 feet.



And you remember it took FOREVER to get changed.

The contact tracing form was web.archive.org/web/2020032817…Image
Image
arranged around close contact. These are the questions driving the stats of how many and how are infected.



So, the CDC will only hear back what it's asking. This was the epidemiology of COVID - until it wasn't. web.archive.org/web/2020052514…Image
Read 16 tweets
May 20
Speaking of silly, can we agree that the WHO has Ebola experts?

Let's talk about PPE, and a bias towards "less PPE is better." Image
The WHO EBOLA IPC guidance:


Foreshadow on PPE

"...due to the desirability of an off-
the-face design, and not for protection from aerosols, respirators may be used instead of medical masks"who.int/publications/i…
If you can stay 3 feet away while screening? No medical mask needed. Image
Image
Read 12 tweets

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