<s>
Even	O
when	O
the	O
plate	O
voltage	O
rail	O
is	O
fed	O
by	O
a	O
power	O
supply	O
rather	O
than	O
a	B-Algorithm
battery	I-Algorithm
,	O
it	O
is	O
generally	O
referred	O
to	O
as	O
the	O
"	O
B+	O
"	O
line	O
in	O
American	O
schematics	O
.	O
</s>
<s>
The	O
much	O
higher	O
available	O
voltage	O
of	O
"	O
B	O
"	O
batteries	O
means	O
that	O
they	O
must	O
be	O
handled	O
more	O
carefully	O
than	O
other	O
battery	B-Algorithm
types	I-Algorithm
due	O
to	O
their	O
ability	O
to	O
shock	O
or	O
burn	O
the	O
person	O
handling	O
them	O
.	O
</s>
<s>
The	O
most	O
popular	O
battery	O
is	O
the	O
9-volt	O
type	O
with	O
taps	O
every	O
volts	O
that	O
accept	O
banana	B-Protocol
plugs	I-Protocol
.	O
</s>
