What did alfred binet introduce to intelligence testing? what purpose did his tests have?

Alfred Binet introduced the IQ tests, a way of identifying, through an intelligence test, which students were likely to need extra help while attending school. The developed a scale thanks to which our quotient has a number and such number means our degree of intelligence.

A total war requires increased production of things, industrially. It requires all civilian resources, economy, and infrastructure to fight the war. The civilian-associated resources are also targeted in this war.  Warfare is prioritized as compared to the non-combatant requirements.