Why gum is pink?

Do you know why gum is pink? The color of the first successful bubble gum was pink because it was the only color the inventor had left. The color "Stuck" and today bubble gum is still mostly pink.

The first patent for chewing gum was issued in 1869 to William F. Semple, a dentist from Mount Vernon, Ohio.

How to remove gum which are stuck? Tips for getting gum unstuck from clothing: try scraping off any excess gum with a dull knife and then rubbing the area with ice until the remaining gum rolls off into a ball or freeze the gum with ice cubes whatever liquid nitrogen, then just scrape it off (suggested by marco).

Anyway, Singapore are not allow to chew gum except for those who wanted to quit smoking and buy from pharmacy. Not able to chew gum have it's good and bad. Good is that can clear the mouth bad breath. Bad is that there are some idiots who just spit out their gum wherever they want to and gum stick onto shoe or clothing and difficult to remove.