@....@.@@.                                          ..@.@@..@@
@@.....@@@                                          ....@@@.@.
@@@....@.@                                          @...@.@...
@.@@.....@                                          @@.....@..
..@@@....@                                          .@@.....@.
..@.@@....            .««« 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.                  ....@@@...
......@@@.                                          @...@.@@..
......@.@@                                          .@....@@@.
........@@                                          ..@...@.@@
@.......@.                                          ...@....@@
@@........                                          ....@...@.