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For wastewater coming from a wood pulping industry, Chemical Oxygen Demand $\text{(COD)}$ and $5$-day Biochemical Oxygen Demand $\text{(BOD}_{5})$ were determined. For this wastewater, which of the following statement(s) is/are correct?

  1. $\text{COD} > \text{BOD}_{5}$
  2. $\text{COD} \neq \text{BOD}_{5}$
  3. $\text{COD} < \text{BOD}_{5}$
  4. $\text{COD} = \text{BOD}_{5}$
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