IN THE CHEMISTRY LAB
In 1937 isotopes of this element, Cl, were separated using a vacuum ultracentrifuge
chlorine
To enroll in a school to attend classes
register
Competing against other contestants in The X Factor, One Direction was ranked this place
third
When someone or something is stuck in your brain without permission, it is in your head:
rent-free
5-letter term for a close copy, or what you could say instead of "I agree as well"
ditto
From the French for "little tube", one of these uses suction to transfer small amounts of liquid
pipette
Adjective for see-through material or an excuse that has no chance of being believed
transparent
This member came up with the band name for One Direction
Harry
When someone does something first, causing everyone else to follow their footsteps, they are the:
blueprint
The first use of "instant" this was during the 1963 Army-Navy football game
replay
Named for a German chemist, this laboratory tool really turns up the heat
Bunsen burner
As recounted in the movie "Moana", Maui was this type of being
demigod
The two One Direction members having the same tattoo are:
Louis and Zayn
This is typically added to the end of a sentence to reinforce that it is the truth
no cap
It's a repetition of a song in a musical, usually in shorter form
reprise
Used to crush & grind, this pair of tools is featured in a permanent display at Philly's University of the Sciences
mortar & pestle
An impression that something might be the case
hunch
Before One Direction, this member was part of a band called "The Rogue"
Louis
The phrase used to expose someone, usually for something embarrassing is:
caught in 4k
This Shakespearean adverb means again & also soon or forthwith, as in "They will be here..."
anon
This receptacle used for melting metals has a name from the Latin for "cross"
crucible
Also called wild marjoram, this aromatic herb of the mint family is used widely in Mediterranean cooking
oregano
From their album Four, this song was released as a free download for 24 hours
Fireproof
This corporate title is used to describe someone as the master of a topic or activity
CEO
This verb means to say repeatedly, so adding "re-" is redundant; Ecclesiasticus pairs it with speaking again
iterate