,,,@,@@,@,                                          ,,,,,@,,,@
@,,,,@@,,,                                          ,,,,,,@,,,
,@,,,@@@,,                                          ,,,,,,,@,,
,,@,,@,@@,                                          ,,,,,,,,@,
,,,@,,,@@,                                          @,,,,,,,,@
@,,,@,,@@@            ,««« 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.                  ,,,@,,,,@,
@@@,,@,@@,                                          @,,,@,,,,,
@,@@,,,@@@                                          ,@,,,@,,,,
,,@@@,,@,@                                          ,,@,,,@,,,
,,@,@@,,,@                                          @,,@,,,@,,
,,,,@@@,,@                                          @@,,@,,,@,