Which erasable pens are best? Erasable pens exist for those who desire to be able to fix a mistake without having to use pencil lead as a means of stationery. Erasable pens make it possible for users ...

PITTSBURGH (KDKA) -- Some things are very sensitive when it comes to temperatures, and we are going to do an experiment that uses a temperature sensitive ink. "Temperature sensitivity" means that the ...

Pilot’s Frixion series of groundbreaking erasable-ink pens became international bestsellers following their launch in 2006. Frixion products have now sold a total of 1.5 billion units worldwide. Forms ...