Toxics,
Journal Year:
2024,
Volume and Issue:
12(11), P. 807 - 807
Published: Nov. 8, 2024
Microplastics
(MPs)
are
widely
detected
in
urban
drinking
water
systems.
However,
the
presence
and
characteristics
of
MPs
mountainous
systems
with
independent
simple
filtration
facilities
have
been
overlooked.
In
this
study,
we
revealed
ubiquity
demonstrated
that
their
concentrations
increased
along
pipeline
length
Bainitan
Village,
Tiantai
County,
China.
The
facility
village
did
not
effectively
remove
most
MPs.
Polyethylene,
polyurethane,
polyethylene
terephthalate
were
dominant
polymers
samples
(72.32%
total),
while
polyvinylchloride,
prevalent
sediment
(74.00%
total)
reservoir.
Long
fragments
predominant
shape
all
samples,
majority
being
smaller
than
100
μm.
estimated
daily
intake
through
ingestion
was
highest
infants
(2.14-31.26
MPs/kg
bw/day),
compared
to
children
(1.41-20.67
bw/day)
adults
(1.05-15.35
highlighting
vulnerability.
This
emphasizes
need
for
advanced
treatment
regions.
It
also
underscores
necessity
government
attention
improve
safety
remote
areas.
Our
research
will
contribute
valuable
baseline
data
further
on
MP
exposure,
particularly
communities.
Toxin Reviews,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 14
Published: Aug. 21, 2024
Advancements
in
health
risk
assessment
are
vital
for
protecting
public
health.
This
study's
objectives
were
to
analyze
the
degree
of
nitrate
contamination,
multi-route
risks
six
age
groups,
and
potential
sources
water
contaminants
a
Nigerian
suburban
area.
Nitrate
pollution
index
(NPI)
results
between
−1.00
0.06,
indicating
low
human
impact.
According
analysis,
infants
ages
6
12
months
more
vulnerable,
whereas
humans
20
>
60
have
lower
risks.
may
be
due
fact
that
bodily
tissues
vulnerable
potentially
toxic
contaminants.
For
all
categories,
associated
with
ingestion
was
greater
than
dermal
contact.
Varimax-rotated
factor
analysis
five
principal
component
extractions
revealed
varied
from
geogenic
processes
human-initiated
activities.
Toxin Reviews,
Journal Year:
2024,
Volume and Issue:
43(4), P. 634 - 650
Published: July 27, 2024
The
industrialization
of
Nigeria
for
economic
development
has
led
to
the
pollution
ecosystem
by
polycyclic
aromatic
hydrocarbons
(PAHs)
through
anthropogenic
activities.
PAHs
are
toxic
organic
compounds,
ubiquitous
and
can
pose
a
health-related
environmental
risk.
sources,
concentration,
health
risk
assessments
in
underground
surface
water
were
reviewed
this
study.
Previous
studies
extracted
from
research
databases
(PubMed,
Google
Scholar,
ResearchGate,
Scopus)
appropriately
screened.
PAH
levels
found
at
low
high
concentrations
could
populace.
values
ranged
ND–17,762
ND–450,000
µg/L
water,
respectively.
Also,
sources
pyrogenic
petrogenic.
cancer
assessment
recorded
high-risk
via
dermal
ingestion
exposure
routes
humans.
hazard
index
(HI)
non-carcinogenic
observed
no
except
only
one
It
is
recommended
that
proper
monitoring,
awareness,
strict
enforcement
regulatory
laws
be
implemented
prevent
compound.
International Journal of Environmental Health Research,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 15
Published: July 21, 2024
We
measured
PAHs
concentrations
to
understand
the
potential
short
and
long-term
health
risks
workers.
In
anode
cooking
area,
lowest
highest
of
were
found
for
DahA
(dibenzo[a,h]anthracene)
at
0.373
±
0.326
µg/m3
Chry
(chrysene)
1.923
1.258
µg/m3,
respectively.
anode-making
these
higher,
with
0.435
0.221
peaking
3.841
1.702
µg/m3.
Risk
assessment
based
on
indicates
a
hierarchical
order
individual
in
led
by
BaP
(benzo[a]pyrene),
followed
other
specific
compounds.
The
total
hazard
quotient
(THQ)
PAH
exposure
both
areas
significantly
exceeds
threshold
considered
cancer
risk,
emphasizing
considerable
danger
This
study
underscores
urgent
need
mitigate
industrial
settings
protect
worker
from
carcinogenic
such
hazardous
