<h2>Types of water:</h2>
There are three types of waste water:
Black water
This is wastewater that originates from toilet fixtures, dishwashers, and food preparation sinks.
Gray water
This is wastewater that originates from non-toilet and food fixtures such as bathroom sinks, laundry machines, spas, bathtubs and so on
.
Yellow water.
This is basically urine collected with specific channels and not contaminated with either black water or gray water.
<h2>Answer to the blank</h2>
You can find two types of wastewater: household sewage and wastewater.
