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D,C St
ate
that
ever
ythi
ng i
n f
ood i
s made f
rom chemical
s. P 79, 80 & 81
St
ate
that
some addi
ti
ves can
be
ha r
mful
to
cert
ain
indi
vi
dual
s.
0 St
ate
the
ma i
n t
ypes of
f
ood addi
ti
ves:
ant
ioxi
dant
s
f
ood
col
ours
emul
si
fi
ers
f
lavour
enhancers.…read more

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D,C Expl
ain
w hy
new cosmeti
c pr
oducts
need t
o be
thor
oughly
test
ed
b ef
ore
they
are
per
mit
ted
to
be
used. P85
Descr
ibe
o ne
advant
a ge
and one
disadvant
age of
t
est
ing
cosme t
ics
on
animals.…read more

Page 5

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Page 6

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Descr
ibe
the
const
ruct
ion
of
G or
e Tex® t
ype
mat
eri
als
expl
aini
ng
w hy
they
make
clot
hing
w at
erpr
oof
and
yet
3 B A* br
eathabl
e: P96
6 nyl
on
lami
nat
ed
w i
th
PTFE/
pol
yur
ethane
membr
ane
hol
es i
n PTFE are
too
small
f
or
w at
er
to pass
thr
ough but
are
big
enough
for
wat
er
vapour
t
o pass
t
hrough
PTFE l…read more

Page 7

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D,C Descr
ibe
an exot
hermic
react
ion
as
o ne
in
w hi
ch
ene r
gy i
s t
ransf
err
ed i
nto
the
surr
oundi
ngs (
rel
eases
energy)
. P103
Descr
ibe
an endot
hermic
react
ion
as one
in
w hi
ch
e ner
gy i
s t
aken f
rom t
he sur
roundi
ngs
(absor
bs
energy)
.
3 Recogni
se exot
hermic
and endot
hermic
react
ions
using
temp er
atur
e changes.…read more

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