How does the CNC machine work in product design?

CNC machining is a manufacturing process in which pre-programmed computer software dictates the movement of factory tools and machinery. The process can be used to control a range of complex machinery, from grinders and lathes to mills and routers

Explanation:

Crystallized, fluid

Explanation:

In 1971, psychologist Raymond Cattell said that general intelligence is divided into two which are fluid and crystallized intelligence. According to Raymond, crystallized intelligence mainly depends on the knowledge that someone has already acquired while fluid intelligence is the ability to see complex relationships and to solve problems.