Subject Link. Lesson 15

The Journey of Wastewater
Lesson 15
Before You Read
Look at the pictures. What process do you see in them?
It is the process of making water clean.

The Journey of Wastewater
Lesson 15
Before You Read
Look at the pictures. What process do you see in them?
It is the process of making water clean.

Key Words

treatment

sewer

remove

separate

sink

release

remove

sink

release

treatment

separate

sewer

a process in which a chemical or other substance is added to something in order to protect it, preserve it, clean it, etc.
treatment
?

an underground place that carries away wastewater
sewer
?

to take something away
remove
?

to cause (two or more people or things) to stop being together
separate
?

to fall down through water
sink
?

to allow a substance to flow out
release
?