Water,
Journal Year:
2024,
Volume and Issue:
16(23), P. 3469 - 3469
Published: Dec. 2, 2024
Ibuprofen
is
a
significant
nonsteroidal
anti-inflammatory
drug
that
poses
environmental
and
health
risks
when
present
in
wastewater
because
of
its
persistence
probable
toxicity.
This
study
investigates
the
use
banana
peel
biochar
(BPB)
made
at
600
°C
to
900
eliminate
ibuprofen
from
aqueous
solutions.
The
uniqueness
this
work
lies
high-temperature
pyrolysis
process,
which
has
not
been
previously
explored
for
removal
efficiency
using
BPB.
batch
experiment
was
conducted
considering
initial
concentrations,
pH,
contact
time.
data
were
compared
with
different
algorithms,
Linear
Regression
(LR),
Support
Vector
Machines
(SVM),
Decision
Trees
(DT),
Random
Forest
(RF),
k-Nearest
Neighbor
(k-NN)
forecast
performance.
results
revealed
exhibited
highest
(69.28
±
0.83%)
125
mg/L
concentration
sequence
BPB900
>
BPB800
BPB700
BPB600.
A
maximum
72.67
0.75%
observed
pH
9.
Adsorption
behavior
analyzed
isotherm
kinetic
models,
Freundlich
model
(R2
value
0.9620)
indicating
heterogeneous
adsorption
pseudo-second-order
(PSO)
0.9969)
suggesting
physicochemical
interactions
govern
process.
FTIR
analysis
ensured
existence
functional
groups
(hydroxyl,
carboxylic,
carbonyl,
aromatic
rings)
responsible
adsorption.
Machine
learning
especially
RF,
demonstrated
outstanding
performance
90.07%
accuracy
predicting
experimental
data.
In
comparison
other
adsorbents,
BPB
superior
efficiency,
underscoring
effectiveness.
suggests
BPB,
particularly
°C,
effective
removing
ibuprofen,
due
sustainable
production,
it
offers
potential
solution
treatment.
Materials,
Journal Year:
2024,
Volume and Issue:
17(5), P. 1032 - 1032
Published: Feb. 23, 2024
Due
to
the
growing
concerns
about
pharmaceutical
contamination
and
its
devastating
impact
on
economy
health
of
humans
environment,
developing
efficient
approaches
for
removing
such
contaminants
has
become
essential.
Adsorption
is
a
cost-effective
technique
pollutants.
Thus,
in
this
work,
banana
peels
as
agro-industrial
waste
were
utilized
synthesizing
activated
carbon
pharmaceuticals,
namely
amoxicillin
carbamazepine
from
different
water
matrices.
The
chemically
by
phosphoric
acid
(H3PO4)
was
carbonized
at
temperatures
350
°C,
450
°C
550
°C.
material
characterized
several
techniques
scanning
electron
microscopy
with
energy
dispersive
X-ray
spectroscopy
(SEM-EDS),
Fourier
transform
infrared
(FTIR),
Boehm
titration,
point
zero
charge
(pHPZC),
BET
surface
area
(SBET),
proximate
ultimate
analyses,
powder
diffraction
(XRD),
thermos-gravimetric
analysis
(TGA).
SEM
peel
(BPAC)
depicted
semi-regular
heterogeneous
morphology,
an
abundance
pores
diverse
forms
sizes.
titration
revealed
increase
amounts
acidic
groups
0.711
mmol/g
due
activation
H3PO4.
FTIR
recorded
peaks
suggesting
significant
modifications
spectroscopic
characteristics
BPAC
successful
adsorption
pollutant
molecules.
pHpzc
calculated
be
5.005.
SBET
dramatically
increased
911.59
m2/g
after
activation.
optimum
conditions
25
materials
dosage
1.2
g/L,
saturation
time
120
min,
pollutants
mixture
mg/L,
pH
5.
Langmuir
exhibits
slightly
better
fit
than
Freundlich
low
value
residual
sum
squares
(SSE)
data
fitted
pseudo-second-order
kinetic.
Furthermore,
efficacy
eliminating
pharmaceuticals
Milli
Q
water,
lake
wastewater
successfully
investigated
over
seven
cycles.
results
present
work
highlighted
potential
usage
organic
micropollutants
while
exhibiting
sustainable
management
waste.
Environmental Research,
Journal Year:
2024,
Volume and Issue:
251, P. 118565 - 118565
Published: March 1, 2024
This
study
endeavors
to
develop
cost-effective
environmentally
friendly
technology
for
removing
harmful
residual
pharmaceuticals
from
water
and
wastewater
by
utilizing
the
effective
adsorption
of
pistachio
shell
(PS)
biochar
degradation
potency
laccase
immobilized
on
(L@PSAC).
The
carbonatization
activation
shells
were
optimized
regarding
temperature,
time,
NH4NO3/PS
ratio.
step
yielded
an
optimum
PS
(PSAC)
with
highest
porosity
surface
area
treated
at
700
°C
3
h
using
ratio
3%
wt.
immobilization
onto
PSAC
(L@PSAC)
was
its
best
level
pH
5,
60
U/g,
30
°C.
L@PSAC
maintained
a
high
enzyme
activity
over
two
months.
Almost
complete
removal
(>99%)
diclofenac,
carbamazepine,
ciprofloxacin
in
Milli-Q
(MQ)
achieved.
Adsorption
responsible
>80%
rest
facilitated
degradation.
≥60%
up
six
treatment
cycles
underscoring
promising
application
this
material
treatment.
These
results
indicate
that
activated
carbon
derived
could
potentially
be
utilized
as
carrier
adsorbent
efficiently
remove
pharmaceutical
compounds.
enzymatic
physical
elimination
approach
has
potential
used
large-scale.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: July 10, 2024
The
present
work's
objective
is
to
give
a
comprehensive
overview
of
the
quality
groundwater
in
Qatar
terms
heavy
metals
content
as
well
investigating
cause
and
effect
elevation
their
levels
above
WHO/US-EPA
standards.
scope
study
included
(1)
physical
chemical
analysis
82
samples
collected
from
various
locations
around
Qatar,
(2)
development
ArcGIS
maps
depicting
variations
levels,
(3)
assessment
human
health
risks
associated
with
existing
using
three
most
used
models
which
are:
Hazard
index
(HI),
Nemerow
pollution
(NCPI)
Incremental
Lifetime
Cancer
Risk
(ILCR).
There
no
extensive
ever
reported
assess
linked
consumption
characterized
such
Qatar.
chronic
daily
intake
(CDI)
investigated
(Ag,
Mn,
Cr,
V,
Mo
Sr)
through
ingestion
dermal
pathways
had
range
1.4
×
10
Journal of Xenobiotics,
Journal Year:
2024,
Volume and Issue:
14(4), P. 1465 - 1518
Published: Oct. 15, 2024
Medicines
are
pharmaceutical
substances
used
to
treat,
prevent,
or
relieve
symptoms
of
different
diseases
in
animals
and
humans.
However,
their
large-scale
production
use
worldwide
cause
release
the
environment.
Pharmaceutical
molecules
currently
considered
emerging
pollutants
that
enter
water
bodies
due
inadequate
management,
affecting
quality
generating
adverse
effects
on
aquatic
organisms.
Hence,
alternatives
for
pharmaceuticals
removal
from
have
been
sought;
among
them,
agro-industrial
wastes
has
proposed,
mainly
because
its
high
availability
low
cost.
This
review
highlights
ecotoxicological
related
presence
environments
analyzes
94
investigations,
2012
2024,
17
antibiotics,
highlighting
sulfamethoxazole
as
most
reported,
well
6
non-steroidal
anti-inflammatory
drugs
(NSAIDs)
such
diclofenac
ibuprofen,
27
with
pharmacological
activities.
The
these
was
evaluated
using
wheat
straw,
mung
bean
husk,
bagasse,
bamboo,
olive
stones,
rice
pinewood,
others.
On
average,
60%
were
transformed
into
biochar
be
a
biosorbents
removal.
diversity
experimental
conditions
studies
makes
it
difficult
stablish
which
waste
greatest
capacity;
therefore,
this
review,
drug
mass
rate
(DMRR)
calculated,
parameter
comparative
purposes.
Almond
shell-activated
showed
highest
antibiotics
(1940
mg/g·h),
while
cork
powder
(CP)
(10,420
mg/g·h)
NSAIDs.
Therefore,
scientific
evidence
demonstrates
is
promising
alternative
substances.
Research Square (Research Square),
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 9, 2025
Abstract
In
this
study,
six
different
activated
carbons
were
synthesized
from
olive
stones
using
various
activating
agents,
including
acidic
(H3PO4,
H2SO4),
basic
(NaOH,
KOH),
and
neutral
(CaCl2,
ZnCl2)
agents.
These
agents
used
in
a
two-step
pyrolysis
process
(carbonization-activation)
to
produce
carbons.
The
activation
was
carried
out
with
1:1
impregnation
ratio,
2-hour
time,
750°C
temperature
under
an
inert
atmosphere.
effects
of
the
on
properties
analyzed
product
yield
(%),
pHpzc,
Ftır
spectra,
elemental
analysis,
N2
adsorption,
Raman
spectroscopy,
scanning
electron
microscopy.
results
analysis
showed
that
depended
classification
agent
used.
pHpzc,
surface
area,
pore
volume
found
be
higher
for
compared
highest
BET
area
achieved
H2SO4
at
532.34
m2/g,
values
obtained
CaCl2
activations
0.97
cm3/g.
findings
indicated
chemical
composition
is
more
important
than
their
influencing
