The phrase "purpose and use" is correct and commonly used in written English.
It typically refers to the reason or intended function of something and how it is utilized or applied. Example: "The purpose and use of a hammer is to drive nails into wood." In this sentence, "purpose and use" is used to explain the intended function of a hammer and how it is used for that purpose.
The use of the term "biochemical Hy's Law" reflects profound misunderstanding of the purpose and use of eDISH, but is a term all too commonly mis-used by company statisticians for screening new drugs in development.
Saydnaya has existed for decades, but its purpose and use have grown more brutal in recent years.
This chapter examines the purpose and use of the IPv6 header within the IPv6 protocol.
(B) Each affected employee shall be instructed in the purpose and use of the energy control procedure.
Then they become prophets: they devise mathematical formulas that explain the pattern, test the formulas against historical data withheld for the purpose, and use the formulas to make predictions about the future.
Experts disagree as to their specific purpose and use but claim they exhibited a refinement of detail and architectural sophistication found in no other Greco-Roman buildings devoted to the performing arts.
The costs were linked to the hiring of 11 consultancy firms to implement the so-called first-principles review, which aimed to ensure Defence was "fit for purpose" and used "the minimum resources necessary".
CQC Chief Executive David Behan said the regulator's approach was "both transparent and suitable for its purpose" and used a "range of expertise" to produce its findings.
Sacramento politicians have long had a reputation for raiding pots of money set aside for one purpose and using it for another.
"Since then, I really focused on working the ball down in the zone, pitching up when you need to on purpose, and using all your pitches for strikes".
It is very important to me that I support women and all people who, like me, are finding their purpose, and using their talents to create better opportunities for their children and communities.
