Oops, it doesn't look like 'lab science day' is a national day..

Other days

bow tie

Bow Tie Day
boyfriend

Boyfriend Day
healing

Healing Day
fiancee

Fiancee Day
kale

Kale Day
youth

Youth Day
cursing

Cursing Day
ask out your crush

Ask Out Your Crush Day
ride the wind

Ride The Wind Day
buddy

Buddy Day