The vast majority of dust that accumulates in rooms is actually dead skin cells.
True
False

it is a

explanation:

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.