International Journal of Environmental Research and Public Health,
Год журнала:
2021,
Номер
18(2), С. 418 - 418
Опубликована: Янв. 7, 2021
Pulmonary
exposure
to
micro-
and
nanoscaled
particles
has
been
widely
linked
adverse
health
effects
high
concentrations
of
respirable
are
expected
occur
within
around
many
industrial
settings.
In
this
study,
a
field-measurement
campaign
was
performed
at
an
manufacturer,
during
the
production
paints.
Spatial
personal
measurements
were
conducted
results
used
estimate
mass
flows
in
facility
airborne
particle
release
outdoor
environment.
Airborne
number
concentration
(1
×
103–1.0
104
cm−3),
(0.06–0.6
mg
m−3),
PM10
(0.3–6.5
m−3)
measured
pouring
activities.
overall;
emissions
from
activities
found
be
dominated
by
coarser
>300
nm.
Even
though
raw
materials
not
identified
as
nanomaterials
manufacturers,
handling
TiO2
clays
resulted
nanometric
both
workplace
air
environment,
which
confirmed
TEM
analysis
indoor
stack
emission
samples.
During
measurement
period,
none
existing
limits
force
exceeded.
Particle
environment
varied
6
20
g
ton−1
between
0.6
9.7
m−3
total
suspended
dust
depending
on
powder.
The
estimated
outdoors
0.9
kg
per
year.
is
cause
any
major
impact
due
atmospheric
dilution
International Journal of Environmental Research and Public Health,
Год журнала:
2020,
Номер
17(8), С. 2927 - 2927
Опубликована: Апрель 23, 2020
Indoor
air
pollution
(IAP)
is
a
serious
threat
to
human
health,
causing
millions
of
deaths
each
year.
A
plethora
pollutants
can
result
in
IAP;
therefore,
it
very
important
identify
their
main
sources
and
concentrations
devise
strategies
for
the
control
enhancement
indoor
quality
(IAQ).
Herein,
we
provide
critical
review
evaluation
major
pollutant
emissions,
health
effects,
issues
related
IAP-based
illnesses,
including
sick
building
syndrome
(SBS)
building-related
illness
(BRI).
In
addition,
approaches
reduction
are
pointed
out,
recent
trends
efforts
resolve
improve
IAQ,
with
respective
advantages
potentials,
summarized.
It
predicted
that
development
novel
materials
sensors,
IAQ-monitoring
systems,
smart
homes
promising
strategy
IAQ
future.
Frontiers in Immunology,
Год журнала:
2022,
Номер
13
Опубликована: Июль 29, 2022
The
etiopathogenesis
of
inflammatory
and
autoimmune
diseases,
including
pulmonary
disease,
atherosclerosis,
rheumatoid
arthritis,
has
been
linked
to
human
exposure
volatile
organic
compounds
(VOC)
present
in
the
environment.
Chronic
inflammation
due
immune
breakdown
malfunctioning
system
projected
play
a
major
role
initiation
progression
disorders.
Macrophages,
phagocytes
involved
regulation
chronic
inflammation,
are
target
VOC.
Excessive
prolonged
activation
cells
(T
B
lymphocytes)
overexpression
master
pro-inflammatory
constituents
[cytokine
tumor
necrosis
factor-alpha,
together
with
other
mediators
(interleukin-6,
interleukin-1,
interferon-gamma)]
have
shown
central
pathogenesis
responses.
function
efficiency
resulting
immunostimulation
immunosuppression
result
exogenous
endogenous
factors.
An
disorder
is
by-product
overproduction
these
mediators.
Additionally,
an
excess
toxicants
helps
promoting
autoimmunity
through
alterations
DNA
methylation
CD4
T
cells.
purpose
this
review
shed
light
on
possible
VOC
onset
diseases.
International Journal of Environmental Research and Public Health,
Год журнала:
2021,
Номер
18(21), С. 11055 - 11055
Опубликована: Окт. 21, 2021
Particulate
matter
(PM)
is
a
complex
mixture
of
solid
particles
and
liquid
droplets
suspended
in
the
air
with
varying
size,
shape,
chemical
composition
which
intensifies
significant
concern
due
to
severe
health
effects.
Based
on
well-established
human
effects
outdoor
PM,
health-based
standards
for
have
been
promoted
(e.g.,
National
Ambient
Air
Quality
Standards
formulated
by
U.S.).
Due
exchange
indoor
air,
particulate
related
sources
components
PM.
However,
PM
environment
has
potential
exceed
levels.
Indoor
includes
origin
that
drift
indoors
originate
from
activities,
include
cooking,
fireplaces,
smoking,
fuel
combustion
heating,
burning
incense.
can
be
enriched
inorganic
organic
contaminants,
including
toxic
heavy
metals
carcinogenic
volatile
compounds.
As
hazard,
exposure
received
increased
attention
recent
years
because
people
spend
most
their
time
indoors.
In
addition,
as
quantity,
quality,
scope
research
expanded,
it
necessary
conduct
systematic
review
This
discusses
sources,
pathways,
characteristics,
effects,
mitigation
Practical
solutions
steps
reduce
are
also
discussed.
Environmental Science & Technology,
Год журнала:
2020,
Номер
55(1), С. 25 - 43
Опубликована: Дек. 15, 2020
A
critical
review
of
the
current
state
knowledge
chemical
emissions
from
indoor
sources,
partitioning
among
compartments,
and
ensuing
exposure
leads
to
a
proposal
for
modular
mechanistic
framework
predicting
human
semivolatile
organic
compounds
(SVOCs).
Mechanistically
consistent
source
emission
categories
include
solid,
soft,
frequent
contact,
applied,
sprayed,
high
temperature
sources.
Environmental
compartments
are
gas
phase,
airborne
particles,
settled
dust,
surfaces,
clothing.
Identified
research
needs
development
dynamic
models
several
estimation
strategies
model
parameters.
The
structure
facilitates
subsequent
inclusion
new
knowledge,
other
classes
pollutants,
additional
processes
relevant
indoors.
may
serve
as
foundation
developing
an
open-source
community
better
support
collaborative
improve
access
application
by
stakeholders.
Combining
estimates
derived
using
this
with
toxicity
data
different
end
points
toxicokinetic
mechanisms
will
accelerate
risk
prioritization,
advance
effective
management
decisions,
protect
public
health.
Abstract
Advanced
material
development,
including
at
the
nanoscale,
comprises
costly
and
complex
challenges
coupled
to
ensuring
human
environmental
safety.
Governmental
agencies
regulating
safety
have
announced
interest
toward
acceptance
of
data
generated
under
collective
term
New
Approach
Methodologies
(NAMs),
as
such
technologies/approaches
offer
marked
potential
progress
integration
testing
measures
during
innovation
from
idea
product
launch
nanomaterials.
Divided
in
overall
eight
main
categories,
searchable
databases
for
grouping
read
across
purposes,
exposure
assessment
modeling,
silico
modeling
physicochemical
structure
hazard
data,
vitro
high‐throughput
high‐content
screening
assays,
dose‐response
assessments
analyses
biological
processes
toxicity
pathways,
kinetics
dose
extrapolation,
consideration
relevant
levels
biomarker
endpoints
typify
useful
NAMs.
Their
application
generally
agrees
with
articulated
stakeholder
needs
improvement
procedures.
They
further
fit
inclusion
add
value
nanomaterials
risk
tools.
Overall
37
50
evaluated
NAMs
tiered
workflows
applying
are
recommended
considering
safer‐by‐design
innovation,
guidance
selection
specific
categories.
An
funnel
enriched
methods
is
ultimately
proposed
central
aim
promoting
rigorous
innovation.
Atmosphere,
Год журнала:
2021,
Номер
12(4), С. 453 - 453
Опубликована: Апрель 2, 2021
The
evolution
of
low-cost
sensors
(LCSs)
has
made
the
spatio-temporal
mapping
indoor
air
quality
(IAQ)
possible
in
real-time
but
availability
a
diverse
set
LCSs
make
their
selection
challenging.
Converting
individual
into
sensing
network
requires
knowledge
research
disciplines,
which
we
aim
to
bring
together
by
making
IAQ
an
advanced
feature
smart
homes.
this
review
is
discuss
home
automation
technologies
for
monitoring
and
control
through
networked
pollution
LCSs.
key
steps
that
can
allow
transforming
conventional
homes
are
sensor
selection,
deployment
strategies,
data
processing,
development
predictive
models.
A
detailed
synthesis
allowed
us
summarise
advantages
drawbacks
IAQ.
We
concluded
performance
evaluation
under
controlled
laboratory
conditions
prior
recommended
assurance/control
(QA/QC),
however,
routine
calibration
or
implementing
statistical
techniques
during
operational
times,
especially
long-term
monitoring,
required
sensors.
height
could
vary
purposefully
as
per
location
exposure
occupants
inside
environments
mapping.
Appropriate
processing
tools
needed
handle
huge
amount
multivariate
automate
pre-/post-processing
tasks,
leading
more
scalable,
reliable
adaptable
solutions.
also
showed
potential
using
machine
learning
technique
predicting
LCS
networked-systems.
