For those of us living in California, one of life's great tragedies is that the Pacific ocean is both so close to us, and so poor for actual swimming.
perllib A list of directories in which to look for Perl library files before looking in the standard library and the current directory. If PERL5LIB is defined, PERLLIB is not used.
Chlorhexidine (marketed as Peridex, PerioChip, and PerioGard amongst others) is an antibiotic used to control plaque and gingivitis in the mouth, or in periodontal pockets (the space between your gum and tooth).