Sustainability,
Год журнала:
2022,
Номер
14(2), С. 737 - 737
Опубликована: Янв. 10, 2022
Coronavirus
disease
(COVID-19),
caused
by
the
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2),
has
a
rapidly
spreading
pandemic
and
is
severely
threatening
public
health
globally.
The
human-to-human
transmission
route
of
SARS-CoV-2
now
well
established.
reported
clinical
observations
symptoms
this
infection
in
humans
appear
range
between
being
asymptomatic
pneumonia.
virus
can
be
transmitted
through
aerosols
droplets
that
are
released
into
air
carrier,
especially
when
person
coughs,
sneezes,
or
talks
forcefully
closed
environment.
As
progresses,
use
handling
contaminated
personal
protective
equipment
facemasks
have
become
major
issues
with
significant
environmental
risks.
Therefore,
providing
an
effective
method
for
treating
used/contaminated
crucial.
In
paper,
we
review
challenges
risks
associated
surge
facemask
production.
We
also
discuss
their
materials
as
sources
microplastics
how
disposal
procedures
potentially
lead
to
contamination
water
resources.
herein
potential
developing
nanomaterial-based
antiviral
self-cleaning
facemasks.
This
discusses
these
concludes
sustainable
alternative
promising
viable
solution.
context,
it
essential
address
emerging
new
class
against
virus,
while
biodegradable
sustainable.
paper
represents
potentials
natural
and/or
polymers
manufacturing
facemasks,
such
wood-based
polymers,
chitosan,
other
synthetic
achieving
sustainability
goals
during
after
pandemics.
Materials,
Год журнала:
2022,
Номер
15(5), С. 1810 - 1810
Опубликована: Фев. 28, 2022
Amid
the
COVID-19
pandemic,
a
sudden
surge
in
production
and
utilization
of
disposable,
single-use
facial
masks
has
been
observed.
Delinquency
proper
disposal
used
endangers
environment
with
new
form
non-biodegradable
plastic
waste
that
will
take
hundreds
years
to
break
down.
Therefore,
there
is
an
urgent
need
for
resourceful
recycling
such
environmentally
friendly
way.
This
study
presents
efficient
solution
by
using
fibered
or
crushed
produce
affordable
green
concrete.
investigation
assessed
mechanical
durability
properties
masks-incorporated
A
total
six
mixes
were
prepared
standardized
tests
determine
compressive
strength,
split
cylinder
tensile
strength
rapid
chloride
penetration
test
(RCPT),
freeze-thaw
resistance.
The
percentage
mask
fibers
0.5,
1,
1.5,
2%
concrete
volume,
while
at
0.5%
only.
both
forms
was
found
suitable
be
One
percent
as
optimum
value
increase
reduce
permeability,
Besides
this,
fiber
also
performed
well,
especially
producing
less
permeable
highly
durable
It
thus
corroborated
pollution
worldwide
can
utilized
sustainably
help
build
buildings.
By
reutilizing
improved
better
strengths
higher
durability,
circular
economy
sustainability
are
achieved,
along
management.
Journal of Composites Science,
Год журнала:
2023,
Номер
7(6), С. 214 - 214
Опубликована: Май 25, 2023
Due
to
the
COVID-19
epidemic,
biomedical
waste
management
has
overwhelmed
both
developed
and
developing
nations.
It
is
now
a
critical
issue
that
be
addressed
with
minimal
possible
adverse
impact
on
environment.
This
study
introduced
technique
of
recycling
face
masks
into
polypropylene
fibers
for
use
in
concrete.
proposed
process
provides
complete
disinfection
contaminated
clinical
offers
opportunity
transform
characteristics
an
end
product.
Microfibers
manufactured
from
recycled
medical
were
subjected
testing.
According
results,
primary
component
this
research
program.
Two
batches
concrete
made,
one
inclusion
as
another
performed
control
mix.
The
modified
mortar
was
compared
mix
split
tensile,
flexure,
compressive
strength,
water
absorption.
Compressive
strength
found
improved
by
about
17%,
tensile
increased
around
22%
when
mask
incorporated.
novel
approach
disposing
established
preliminary
viability
upcycling
trash
towards
production.
