Unlike a sculptor who chips away at a block of stone to reveal a shape underneath, 3D printers work in the opposite way, building up physical objects by adding material layer on layer.
Once he has been accepted, Dr Kaufman and his colleagues start chipping away at the language's phonology (the sounds of which it is composed) and its syntax (how its meaning is changed by the order of words and phrases).
In this coastal city, they say that by encouraging women and girls to play basketball and other sports, they chip away at the image of Saudi women as virtually silent members of their society.
The tractor guy, he was called Ferruccio Lamborghini, and Ferrari had just created a fierce and worthy competitor, chipping away at the niche market of luxury sports cars.
Amna and Hesa's eco business is part of a growing trend of designers using creative materials like industrial waste and coffee to chip away at the industry's impact on the planet.
So, this aspect of not feeling good enough for the role, which then chipped away at your confidence, what would have made you feel like you were good enough?
But everywhere we are all chipping away at life itself: housing estate by housing estate, garden by garden, paving stone by paving stone, roll of plastic grass by roll of plastic grass.
Dumbledore had passed the job of destroying them to him, and obediently he had continued to chip away at the bonds tying not only Voldemort, but himself, to life!
While Nicholas the First was stamping out Decemberists, chipping away at the Ottoman Empire, and throwing his weight around Europe, matters in his own country were coming to a boil.