,,,@@,,,,@                                          @,@,,,,@@,
,,@,@,,,@,                                          @,@,,,@,@,
,@@,@,,@@,                                          @,@,,@@,@,
@,@,@,@,@,                                          @,@,@,@,@,
@,@,@,@,@,                                          @,@,@,@,@,
@,@,@,@,@,            ,»»» 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.                 @,@,@,@,@,
@,@,@,@,@,                                          @,@,@,@,@,
@,@,@,@,@,                                          @,@,@,@,@,
@,@,@,@,@,                                          @,@,@,@,@,
@,@,@,@,@,                                          @,@,@,@,@,
@,@,@,@,@,                                          @,@,@,@,@,