<s>
Absolute	B-Device
Time	I-Device
in	I-Device
Pregroove	I-Device
(	O
ATIP	O
)	O
is	O
a	O
method	O
of	O
storing	O
information	O
on	O
an	O
optical	O
medium	O
,	O
used	O
on	O
CD-R	O
and	O
CD-RW	O
.	O
</s>
<s>
Protective	O
coating	O
–	O
a	O
clear	O
lacquer	O
which	O
is	O
spin-coated	O
over	O
the	O
top	O
of	O
the	O
disc	O
and	O
cured	O
with	O
ultraviolet	B-Application
light	O
.	O
</s>
<s>
This	O
spiral	O
has	O
a	O
wobble	B-Device
frequency	I-Device
introduced	O
into	O
it	O
,	O
which	O
the	O
drive	O
can	O
read	O
while	O
it	O
is	O
writing	O
.	O
</s>
