Air
pollution
that
continues
to
increase
can
cause
several
health
problems,
one
of
which
is
respiratory
problems.
Some
the
air
pollutants
are
often
found
include
particles
or
dust,
carbon
monoxide
(CO),
sodium
dioxide
(NO
2
).
Even
though
at
certain
times
humans
feel
whether
around
them
good
not
by
using
their
sense
smell,
do
this
continuously,
still
limited
space
and
time.
This
study
uses
Internet
things
conduct
real-time
monitoring
obtain
data
regarding
indoor
quality.
The
sensors
used
MQ-7,
MQ-135,
GP2Y10101AU0F
sensor
a
in
microcontroller
detect
3
parameters
including
CO,NO
,
dust
contained
air.
analog
voltage
obtained
then
processed
into
CO,
NO
data.
Rule-based
categorize
quality
5
categories,
namely
good,
moderate,
unhealthy,
very
unhealthy
dangerous.
Cement Wapno Beton,
Год журнала:
2024,
Номер
29(1), С. 40 - 53
Опубликована: Июль 27, 2024
This
work
examines
the
characteristics
of
mineral
additives
in
wood
composites
that
affect
fire
retardant
properties
material,
and
at
same
time
are
environmentally
friendly.
The
paper
analyzes
results
measurements
for
composites,
which
is
natural
building
material
many
houses,
as
well
elements
their
furnishings.
Sawdust
waste
was
applied
a
matrix.
In
paper,
co-presence
effect
calcite
huntite/hydromagnesite
investigated.
used
auxiliary
minerals
addition
to
obtain
better
flame
according
UL94
standard
mechanical
composite,
such
flexural
strength
modulus.
obtained
were
measured
evaluated
depending
on
content
composites.
indicated
sample
40S/
50H/
10C
most
optimal
terms
ratio
modulus
flexibility
characteristics.
Fire
materials
can
be
construction
industry,
electrical
engineering
applications,
acoustic
extinguishers
[e.g.
waveguide
construction].
Atmosphere,
Год журнала:
2024,
Номер
15(1), С. 129 - 129
Опубликована: Янв. 20, 2024
In
recent
years,
the
issue
of
air
pollution
has
garnered
significant
public
attention
globally,
with
a
particular
emphasis
on
challenge
atmospheric
fine
particulate
matter
(PM2.5)
pollution.
The
efficient
and
precise
simulation
changes
in
pollutant
concentrations,
as
well
their
spatial
temporal
distribution,
is
essential
for
effectively
addressing
issue.
this
paper,
WRF-Chem
model
used
to
simulate
meteorological
elements
including
temperature
(T),
relative
humidity
(RH),
wind
speed
(WS),
pressure
(P),
concentrations
PM2.5
PM10
pollutants
December
2020
Xuzhou
City.
Simultaneously,
ADMS-Urban
was
employed
conduct
higher
resolution
study
during
heavy
days
11–12
shows
that
can
conditions
time
period
better,
correlation
coefficients
(R)
pressure,
temperature,
speed,
are
0.99,
0.87,
0.75,
0.70,
respectively.
accurately
concentration
clean
(R
0.66),
but
polluted
not
satisfactory.
Therefore,
chosen
center
distribution
characteristics
around
roads
buildings
Comparing
results
two
models,
it
found
models
have
own
advantages
simulation,
how
better
couple
next
research
direction.
Frontiers in Public Health,
Год журнала:
2024,
Номер
12
Опубликована: Ноя. 1, 2024
Obesity,
characterized
by
excessive
or
abnormal
fat
accumulation,
is
a
major
public
health
concern.
Air
pollution
significant
potential
obesogenic
factor,
but
the
clear
direct
and
indirect
correlations
between
air
obesity
remain
unclear.
This
study
aims
to
provide
comprehensive
understanding
of
relationship
identifying
both
causal
correlations.
