Im not sure but i think this is the answer
Ozone pretreatment studies of nonbiodegradable substituted aromatic compounds were conducted to evaluate the effects of ozonation on the biodegradability of the oxidation products as a function of COD- DOC-elimination and ozone consumption.
Answer: Refer below!!
Explanation:
There are a number of reasons why this statement is true. Firstly, those residing in the desert were naturally acclimated to the harsh climate and lack of resources, while enemies of these people groups would have had great difficulty surviving in such an environment. Generally, if you were to wage an attack on a peoples, you'd need access to food, water, and adequate shelter, this was scarce in the desert. Add sandstorms, difficulty locating certain points due to the lack of observable landmarks, and the fact that one's body isn't naturally evolved to the climate, and any enemies of the Ancient Egyptians would find it impossibly brutal to wage attacks on them.
Explanation:
All of them can influence them except an economy
