PlaySlop
Sign in
ChronoRank
All Challenges
Daily Game
ChronoRank #32
ChronoRank #32
Hygiene milestones (earliest first) ↓
How to play
Kleenex facial tissues introduced
First commercial deodorant (Mum)
Alexander Cumming patents the flush toilet
First electric toothbrush (Broxodent)
First commercial toilet paper (Gayetty)
Purell hand sanitizer introduced
1775
—
1857
—
1888
—
1924
—
1959
—
1988
—
Lock In