...-=^%@@@                                          @@@%^=-...
.-==^%@###                                          ###@%^==-.
.-==^%@###                                          ###@%^==-.
.-==^%@###                                          ###@%^==-.
.-==^%@###                                          ###@%^==-.
.-==^%@###           .=== 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.                  ###@%^==-.
....--=^@#                                          #@^=--....
.-==^%@###                                          ###@%^==-.
.-=====%@#                                          #@%=====-.
.-==^%@###                                          ###@%^==-.
.-==^%@###                                          ###@%^==-.