.......,=\                                          \=,.......
........,=                                          =,........
.......,=\                                          \=,.......
......,=\%                                          %\=,......
.....,=\%%                                          %%\=,.....
....,=\%%&            .=== batteries ===.           &%%\=,....
...,=\%%&£                                          £&%%\=,...
..,=\%%&£# batteries  may  not  harm  a  human  or, #£&%%\=,..
.,=\%%&£## through  inaction, allow  a  human being ##£&%%\=,.
..,=\%%&£#             to come to harm.             #£&%%\=,..
...,=\%%&£                                          £&%%\=,...
....,=\%%& a battery must obey the orders given  it &%%\=,....
.....,=\%% by  human   beings  except  where   such %%\=,.....
......,=\% orders  conflict  with  the  first  law. %\=,......
.......,=\                                          \=,.......
........,= a   battery   must   protect   its   own =,........
.......,=\ existence  as long  as  such  protection \=,.......
......,=\% does  not conflict  with  the  first  or %\=,......
.....,=\%%               second laws.               %%\=,.....
....,=\%%&                                          &%%\=,....
...,=\%%&£                   ####                   £&%%\=,...
..,=\%%&£#                                          #£&%%\=,..
.,=\%%&£##  these things power almost everything,   ##£&%%\=,.
..,=\%%&£# but  when  i  speak  about  batteries  i #£&%%\=,..
...,=\%%&£   speak about standard household ones.   £&%%\=,...
....,=\%%&         think double a, triple a,        &%%\=,....
.....,=\%%    twentyfive twenty, nine volt, such    %%\=,.....
......,=\%                things...                 %\=,......
.......,=\                                          \=,.......
........,= they  look  slick  but  are  very  dirty =,........
.......,=\                  inside.                 \=,.......
......,=\%                                          %\=,......
.....,=\%%                                          %%\=,.....
....,=\%%&                                          &%%\=,....
...,=\%%&£                                          £&%%\=,...
..,=\%%&£#                                          #£&%%\=,..