Food and Bioprocess Technology,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Aug. 6, 2024
Abstract
Tiger
nut
horchata
solid
residue
(HSR)
has
high
starch
content
(about
23%,
dry
basis)
that
can
be
recovered
to
valorise
this
waste,
together
with
other
valuable
components,
such
as
oil,
fibres,
or
phenolic
compounds.
In
study,
a
chemical-free,
sustainable
process
was
proposed
obtain
good
yield
and
purity.
This
consists
of
high-speed
homogenisation
step
distilled
water,
followed
by
filtration
phase
separation
density
in
the
slurry
starch-rich
sediment
isolated
decantation.
Five
minutes
at
10,200
rpm
allows
for
obtaining
14.5
g
powder
per
100
dried
HSR,
purity
about
85%
WI
94.97.
Applying
1
washing
cycle
filtering
increased
up
17
g/100
without
notable
losses
purity,
whereas
centrifugation
15,000
h
highly
reduced
time,
increasing
92%.
Thus,
it
possible
recover
70%
present
HSR.
The
obtained
had
similar
morphological
characteristics,
crystallinity
degree,
gelatinisation
behaviour
tiger
tubers,
exhibiting
thermal
stability
reported
native
starches.
Therefore,
HSR
used
source
different
uses.
Environmental Monitoring and Assessment,
Journal Year:
2025,
Volume and Issue:
197(5)
Published: April 10, 2025
Abstract
Cassava
offers
by-products
of
processing
such
as
peels
and
effluents,
which
seldom
are
disposed
without
proper
treatments.
These
rich
in
organic
matter
cyanogenic
compounds,
can
be
potentially
hazardous
to
the
environment.
For
sustainable
waste
management
ecological
balance,
a
systematic
investigation
was
carried
out
analyse
physicochemical
properties
cassava
effluents
their
effects
on
biodiversity.
Standard
methods
were
utilised
these
parameters.
The
results
for
ranged
from
3.41–3.81
pH,
2467.10–3630.97
mg/L
biochemical
oxygen
demand
(BOD
5
),
2715.10–3329.90
total
solids
(TS),
1888.20–2235.00
suspended
(TSS),
869.00–1244.40
dissolved
(TDS),
3.64–4.85
ppm
cyanide
(HCN),
0.11–0.21
nitrogen
(total
N).
chemical
composition
showed
ranges
85.64–89.81%
dry
matter,
12.00–19.50%
crude
protein,
3.70–6.00%
fat,
2.67–4.59%
ash,
13.00–15.70%
fibre,
4.15–7.89%
sugar,
26.36–44.34%
starch,
11.17–12.87%
amylose,
0.80–14.90
content.
analysis
revealed
that
some
characteristics
exceeded
standards
set
by
Federal
Environmental
Protection
Agency
Nigeria
(FEPA)
World
Health
Organisation
(WHO)
drinking
water
aquatic
life.
This
study
suggests
centres
has
contributed
environmental
pollution
surrounding
communities.
Therefore,
effective
practices
recommended
prevent
further
degradation.
