Find my revision workbooks here: https://www.freesciencelessons.co.uk/workbooks In this video, we look at how to produce potable water. We look at the different stages of […]
Find my revision workbooks here: https://www.freesciencelessons.co.uk/workbooks In this video, we look at the required practical on the analysis and purification of water. Deliberate Thought […]
In today’s video we’ll cover: – What waste water is – The different sources of waste water – How we can treat waste water
In today’s vid, you’ll learn: – What potable water is – How we can get it by treating fresh water sources – How we […]
The aim of sewage treatment should be to return nutrients back to the soil, but without any harmful pathogens. Composting toilets do this, making […]