Title: Department store.
Question: What group of people were suddenly free to go shopping without fears of being judged or reprimanded? 

Title: Zinc.
Question: What does organozinc chemisty describe?

Title: Planck constant.
Question: What color is hotter than "red hot"?

Title: Kanye West.
Question:
What were the shoes designed by Kanye and released by Adidas called?