Environment International,
Год журнала:
2025,
Номер
unknown, С. 109377 - 109377
Опубликована: Март 1, 2025
The
presence
of
microplastics
in
the
human
body
and
their
potential
health
risks
have
drawn
widespread
attention
recent
years.
Microplastics
been
detected
blood,
though
pathways
entry
remain
unclear.
This
study
employed
Raman
spectroscopy
energy
dispersive
to
evaluate
microplastic
release
characteristics
intravenous
medical
devices,
aiming
investigate
influencing
factors
risk
entering
bloodstream.
results
showed
that
were
found
three
widely-used
with
abundances
ranging
from
0.44
2.00
items/n.
Polyethylene,
polypropylene
(46.2
%),
fragments
(96.7
white
(86.8
%)
predominant
characteristics.
Factors
such
as
brand,
specifications,
usage
scenarios
influence
release,
leading
differences
detection
rates
among
different
devices
(0-100%).
Repeated
use
significantly
increases
(p
<
0.05).
Notably,
built-in
filtration
membranes
do
not
completely
retain
may
pose
a
shedding
fibers
themselves.
Using
exposure
assessment
model,
estimated
per
person
year
was
3.75
items
for
syringe,
6.22
infusion
set,
0.35
vein
detained
needle.
Overall,
although
amount
through
injection
is
lower
than
dietary
other
pathways,
direct
into
bloodstream
remains
concern.
research
provides
critical
evidence
understanding
blood
plastic
offering
significant
scientific
value
assessing
safety
device
use.
Desalination and Water Treatment,
Год журнала:
2024,
Номер
317, С. 100198 - 100198
Опубликована: Янв. 1, 2024
The
pervasive
presence
of
microplastics
(MPs)
and
nanoplastics
(NPs)
across
various
ecological
settings,
organisms,
products
has
underscored
the
urgent
need
to
collect
data
on
their
abundance
identify
polymer
types
in
diverse
substrates.
Nanoplastics
distinguish
themselves
from
by
smaller
size.
application
magnetic
composites
wastewater
treatment
grown
popularity
due
remarkable
flocculation
capabilities
ferromagnetic
properties.
This
comprehensive
review
centers
synthesis
methods,
preparation
technologies,
practical
applications
polymeric
for
separating
degrading
micro/nanoplastics.
It
offers
an
extensive
overview
recent
advancements
separation
degradation
MPs/NPs
within
sources.
begins
consolidating
efficient
methods
microplastics/nanoparticles
(MPs/NPs).
includes
techniques
such
as
adsorption,
coagulation/flocculation,
flotation,
filtration,
separation.
subsequent
section
explores
approaches
MPs/NPs,
encompassing
advanced
oxidation
processes
(AOPs),
electrochemical
degradation,
photocatalysis,
biological
degradation.
Additionally,
in-depth
insights
into
characterization
composites.
Lastly,
it
discusses
current
challenges
prospects
associated
with
treatment.
Water Science & Technology,
Год журнала:
2024,
Номер
89(7), С. 1771 - 1786
Опубликована: Март 14, 2024
ABSTRACT
The
effluent
of
WWTPs
is
an
important
source
microplastics
(MP)
for
the
aquatic
environment.
In
this
review
study,
MPs
in
wastewater
treatment
plants
(WWTP)
Türkiye
and
their
removal
from
are
reviewed
first
time.
First,
MP
characteristics
influent
discussed.
next
section,
abundance
efficiency
evaluated.
Then,
results
studies
on
Türkiye's
environments
presented
suggestions
made
to
reduce
released
into
receiving
environments.
Strategies
reducing
environment
summarized.
last
research
gaps
regarding
identified
future
studies.
This
paper
provides
a
comprehensive
assessment
abundance,
dominant
characteristics,
Türkiye,
as
well
current
status
deficiencies
Türkiye.
Therefore,
can
serve
scientific
guide
improve
Desalination and Water Treatment,
Год журнала:
2024,
Номер
319, С. 100445 - 100445
Опубликована: Май 31, 2024
There
is
a
lack
of
information
on
the
level
microplastic
(MP)
contamination
in
leachate,
which
contains
high
levels
pollutants
and
has
considerable
complexity
to
treat,
originating
from
landfills.
In
this
review,
sources,
abundance,
characteristics
(polymer
type,
size,
shape)
MPs
landfill
leachates
were
presented.
Subsequently,
limited
number
studies
released
into
environment
leachate
uncontrolled
landfills
summarised.
next
section,
possible
remediation
approaches
(physical
treatment
processes,
chemical
biological
constructed
wetlands)
for
discussed.
Finally,
research
gaps
recommendations
future
As
result
it
was
determined
that
there
an
urgent
need
standardized
MP
analysis
method.
Furthermore,
necessity
increased
removal
with
efficiency
low
cost
highlighted.
It
emphasized
reducing
amount
plastic
waste
can
be
achieved
by
taking
implementing
measures
through
public
policies.
AIMS environmental science,
Год журнала:
2025,
Номер
12(1), С. 53 - 71
Опубликована: Янв. 1, 2025
<p>Microplastics
(MPs)
pose
a
substantial
challenge
to
the
environment
and
have
life-threatening
implications
for
organisms,
including
humans.
To
overcome
this
challenge,
several
investigations
been
conducted,
adsorption
with
specific
absorbent,
manual
modified
sand
filtration
columns,
ultrafiltration
using
polymers.
However,
microplastic
removal
these
methods
remains
limited
in
certain
cases;
hence,
an
optimal
method
is
required
separate
MPs
from
water.
The
aim
of
study
was
remove
community
water
wells
Banda
Aceh,
Indonesia,
polyether
sulfone
(PES)
membrane
poloxamer
surfactants
patchouli
oil.
Membranes
were
created
phase
inversion
form
asymmetrical
structure
top-to-bottom
pore
distribution.
Community
well
samples
collected
numerous
points
Aceh
City.
This
followed
by
analysis
before
after
microscope
FTIR
spectroscopy
determine
shape
type
MPs.
results
revealed
fiber-
film-shaped
detected
each
examined
study.
demonstrated
that
MP
contamination
dominated
polyethylene
polypropylene
plastics,
consistent
trend
observed
across
Asia.
Nonetheless,
could
be
eliminated
process
membrane.
In
study,
delivered
significant
results.
Pure
PES
membranes
can
eliminate
up
87.5%
samples.
containing
oil
100%
rejection.</p>
Membranes,
Год журнала:
2025,
Номер
15(1), С. 35 - 35
Опубликована: Янв. 19, 2025
The
rapid
expansion
of
the
cosmetics
industry
has
significantly
increased
adoption
alternative
microplastics
in
response
to
increasingly
stringent
global
environmental
regulations.
This
study
presents
a
comparative
analysis
treatment
performance
silica
powder
and
cornstarch—common
alternatives
for
cosmetics—using
ceramic
membrane
filtration
combined
with
flow
imaging
microscopy
(FlowCam)
analyze
particle
behavior.
Bench-scale
crossflow
experiments
were
performed
commercially
available
alumina
membranes.
By
analyzing
high-resolution
images
from
FlowCam,
transport
retention
behaviors
two
microplastic
examined
by
comparing
their
morphological
properties.
Despite
similar
sizes,
cornstarch
demonstrated
higher
removal
efficiency
(82%)
than
(72%)
due
its
greater
tendency
aggregate.
aggregation
suggests
that
may
contribute
faster
fouling,
while
stability
uniformity
particles
result
less
fouling.
FlowCam
revealed
experienced
slight
increase
circularity
compactness
over
time,
likely
physical
swelling
aggregation,
retained
shape
structural
integrity.
These
findings
highlight
impact
properties
on
behavior
fouling
potential.
Membranes,
Год журнала:
2025,
Номер
15(2), С. 47 - 47
Опубликована: Фев. 4, 2025
Microplastic
(MP)
pollution
has
recently
emerged
as
a
critical
global
environmental
issue.
Laundry
wastewater
is
significant
contributor
to
MP
pollution,
containing
high
concentrations
of
MPs.
Although
coagulation
been
widely
applied
remove
MPs
from
such
wastewater,
its
efficiency
remains
poor,
and
the
removal
mechanisms
are
not
yet
fully
elucidated.
In
this
study,
occurrence
characteristics
in
raw
domestic
laundry
were
investigated.
The
process
was
combined
with
ultrafiltration
(UF)
membrane
filtration
enhance
removal.
results
showed
that
ranged
9000
11,000
particles/L,
fibrous
particles
constituting
majority
(42.6%)
polyester
accounting
for
68.2%
detected
Using
aluminium
chloride
ferric
coagulants,
maximum
efficiencies
91.7
98.3%
achieved,
respectively.
Mechanistic
analysis
revealed
charge
neutralization
played
dominant
role
during
coagulation.
Fourier
transform
infrared
spectroscopy
further
demonstrated
formation
new
functional
groups,
substituted
benzene
rings,
presence
Fe-O
Al-O
bonds,
indicating
interaction
between
coagulants.
Furthermore,
UF
used
low
densities.
These
had
removed
pre-coagulation.
these
reached
96
±
2%,
reducing
their
concentration
only
60
particles/L
permeate.
findings
highlight
synergistic
potential
effective
provide
valuable
reference
advancing
treatment
technologies
targeting
pollution.
