How Many Gallons Of Saliva Spit Does The Average Human Produce In A Lifetime?
How Many Gallons Of Saliva Spit Does The Average Human Produce In A Lifetime? The average life span of a human is 80 years, so we can assume that you will most likely produce about 21,024 liters of spit in your lifetime. That’s like filling up a small swimming pool of saliva. How much saliva