Question #137336

Before discharging the foul sewage into rivers it is generally treated by


Options:

Answer: Before discharging the foul sewage into rivers it is generally treated by All of the above.

Question Screenshot

Question Screenshot
For best sharing results, download the image first and then attach it to your social media post.

Test Your Knowledge

Want to practice more questions like this? Take a quiz in this category!

Take a Quiz

Share This Question