Intro to Drinking Water Treatment | DelftX on edX | Course About Video

SPEAKER 1: The Netherlands, sometimes better known as Holland, where the Dutch live, work and study. Holland, a country with many rivers and lakes, which obviously means a lot of water. Water for transport, water for sailing. The Dutch are very familiar with water. Naturally, water is also needed worldwide for drinking. Preferably, healthy water. […]

Treating groundwater for drinking | Education resources | Water Corporation

Water Corporation is the main provider and supplier of water, wastewater and drainage services in Western Australia. It helps to ensure we have enough drinking water for the future by developing new sources, increasing water recycling and encouraging efficient water use. We know that the water we use in our homes, schools and businesses is […]

Sonoma Valley County Sanitation District – Wastewater Treatment Plant

Hi I’m Hody Wilson. We’re here at Sonoma Valley Treatment Plant. Today I want to talk to you a little bit about how sewage treatment works. We collect sewage from homeowners all over the valley. It comes into our plant and we rely on three methods of treatment: physical treatment where we screen out or […]

Surface aerators and submersible aeration equipment for wastewater treatment

The activated sludge process requires certain types of microorganisms to break down organic matter in wastewater as any other living organism the Microorganisms need energy to reproduce when breaking down organic matter or oxidizing ammonium nh4 plus to nitrite no.2 – energy in the form of ATP or Microorganism reproduction is released. However, both conversions […]


It’s easy to look at the white trail behind a jet aircraft and imagine all manner of chemicals raining down from above. Could they be harmful? Could it be some sort of conspiracy? The truth is out there — in the form of some pretty straightforward chemistry. Chemtrails are made of mostly water, because that’s […]

How to Survive a Venomous Snake Bite : First Aid if an Adult is Bitten by a Snake

Hi, I’m Ginger Black. I’m a professional snake handler with Expert Village. For demonstration purposes, we have a snake bite victim. Some of the first things you want to keep in mind are what not to do. Don’t do that old trick your Grandpa talked about of cutting a hole or an “X” above the […]