Saliva – Real Fact #63

1,231 views

Saliva sample collector

Saliva – Real Fact #63
The average human produces 10,000 gallons of saliva in a lifetime.



This entry was posted under Real Facts . You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

Be the first to leave a comment.

Leave a Comment