Question

why did the need for man made materials arise​

Answer 1

$\huge\underline{\mathbb\red{❥A}\green{n}\mathbb\blue{S}\purple{w}\mathbb\orange{E}\pink{r}}\:$

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$\blue{♨}$The main reason behind the $\tt\pink{need\: for }$$\tt\pink{man\: made\: materials }$$\tt\pink{arise}$ is the increase in the population.❤

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Hope its help uhh :)