Sources & Fact Checking
Every fact in Two Facts Before You Flush was checked using credible sources, including scientific institutions, universities, museums, government agencies, historical archives, professional organizations, and established reference works.
Use this page to find references by fact number, review clarifications, and see factual updates as new information becomes available.
Book Sources
Select a fact range below to find the references used to verify each entry in the book.
SECTION ONE
Facts 1–40
Your Body Is Doing Its Best
SECTION TWO
Facts 41–80
Animals Need Better Supervision
SECTION THREE
Facts 81–120
History Had No Adult in the Room
SECTION FOUR
Facts 121–160
Science Is Showing Off
SECTION FIVE
Facts 161–200
Ordinary Life Is Secretly Weird
SECTION SIX
Facts 201–240
Humans Will Try Anything Once