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Polynices
Ceramics
are
metal solids with
non
high melting points
carbon
with
instance ,
glass
such
,
based
-
can
that
made
aren't
.
made from
as
soda
clay
lime
chemistry
is
adapting
and
environment
.
different
generally
are
materials
made
It is
.
one
embedded into another such
glass
fibre
carbon
,
fibre
•
concrete , wood
,
low
.
-
grade
have very
can
properties
that make
The monomers
.
it determine
different
type of bonds
the
by :
how to extract
materials
different jobs
important
extracting
recycled
polymers
Life cycle
.
,
=
depend
environment
.
matrix / binder
on
and reinforcement used
Metals
=
Mae Hable ,
needed
properties
adding
another
.
Alloys
are
element
Makes them harder
Getting /making the
Making the product
8.5 , with
corrode
more
iron
→
✓
Both
Two
more
a
example
↳ Test
oxide
↳
prevent rusting :
and has
,
drink
can
pH of
6 5
-
collected , and
,
sea
iron
.
improved
Finite
upon
resources
by
man
will
run
formed quickly enough
replaceable
made processes
.
out
and aren't
,
to be
considered
.
Tables , charts
and
graphs
give
can
insights to different resources
Extracting finite resources has risks
.
because you have
to
.
exothermic
from
comes
lot
a
of
sewage and
sources , such as
Undergoes
3) effluent
.
sediment ion
in
biological
bottom
at
t
treated
digestion
removed
anaerobic
.
.
tank removed
aerobic
:
by
.
,
broken
digestion
.
chemicals ( V VImembrane
Steam
NPK
=
be used
balance social,
economic and environmental effect
.
1) Add 25cm
of ammonia in
Liquid
be
ammonia
to make it
a
Goes
:
conical
easier
pink
acid t alkali
5) Heat until
.
p ottassivm
salts
dish
evaporating
liquid evaporated
Made up
of
potassium
used as fertiliser
using
.
other
things
neutral isatin reaction
→
salt
comes
comes
from phosphate rock
from mined potassium
nitrogen
:
t water
.
Plants need
.
Pour into an
can
.
.
through a
Phosphorus
paper
4)
and
but convert into solid
2) Add dilute sulfuric acid from burnette
3) Add until litmus
turns from
to
growth
Nitrogen phosphorus
,
flask
blue
fertilisers provide plants with
essential elements for
.
EXPENSIVE !
Make ammonia sulfate in lab
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be
can
=
,
Flame test for sodium chloride, nitric
LOTS OF ENERGY
from the
.
.
5) If contains toxic substances treated with
pH
Heat in distillation apparatus
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expensive
more
hydrogen and nitrogen recycled
4) Sludge
through
condenses into potable water
come
However , the
.
2) allowed to stand in settlement tank
off the environment,
is
equilibrium
the
aye
.
-
.
or reverse osmosis can
resources
products
yield
.
wage treatment happens in several stages
, screened → removes big bits of material
level of dissolved salts
good
rainwater
,
a
wrong
therefore,
the pressure ,
it is , the
in
temperature
lower
a
agricultural systems
↳ Retest
Natural
higher
-
and silver nitrate solution
reactive metal with
CD @
at
greater
equilibrium
-
reactants)
Water waste
.
desalination :
(sacrificial method )
BwW°Ffy
is
higher
the
and transport
.
coat iron with barrier
place
way ( towards
slower rate
=
materials
then treated Sea water goes
hydrogen iron ( 1111
needed
ways to
•
•
.
.
oxygen t water
t
for
crumbly and flakes off
is
temperature
leans towards
Aims
of the product
produced based
It is
then
called rust
aluminium, for iron , it's
Rust
a
.
@ Cyo
and steel
Higher
The
Do @q.qfoDqhyqfg.p
It is not pure
Iron
.
temperature
Forward reaction
Potable water is water you
Goff
pressure
200 atm
Lower
different
.
high
t
d
comprimise
by
metal
to the
.
:
Unused
4) Disposal
made
equilibrium
conditions
.
3) Use of the
product
.
dynamic equilibrium
affect
can
human impacts of
stiff
always have the
Pure metals don't
and
2)
,
a
450°C
Assessments examines the
conductors, ductile
and
shiny
1)
reaches
High temp
.
Looks at :
.
methane
that affect the rate of reactions
ideal
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product across its entire lifespan
to improve the impact we have on
easily moulded
composites
Glass
.
stiff
insulators flexible and
reacting
with steam
eventually
takes
→
environmental
=
↳
( t heat)
2MHz
.
tvN C@308
to
"
the
also
Plants in soil that
→
insulators , brittle and
=
ceramics
suited
are
from
factors
.
metals is
also be
Different
copper
converts
less energy then
hftooerrhrrbcjs weather.dz
supply
Obtained
.
into soluble copper
ore
'
air
bacteria
in
short
the
through
react
They
.
needed to
are
.
Nz t 31-12
to the
contain copper which builds up in leaves
Recycling
.
in
ores
Phy to mining
•
are
looking
Compounds
compounds
Polymers
damage
make ammonia
haber process
and
ooo @ ① 80
hydrogen
and
f
ores
→
Bio leeching
processes that
resources
are
scientists
of
material
as
,
developing
Nitrogen
.
copper rich
Composites
Abo weibo.es
sub stain ability,
improving
reduce amount of
or
glass
Cheol Dacy @ ⑥
lower amount of finite
compounds for
be
Ears
to make
proteins
.