QuizMe

* השאלה נוספה בתאריך: 17-07-2025

		The greatest problem with reusing light greywater is its high nitrogen concentration due to people urinating in the shower.
		The nitrogen concentration in blackwater is usually higher than in greywater.
		The nitrogen in blackwater is not a problem if the water flows back to the environment since it is an essential nutrient.
		All of the above.

Mark the correct sentence regarding nitrogen in wastewater: