The Chemistry of Cleaning #3: How to Clean Shower Screens
Last Monday on 6PR a caller on 6PR asked Shannon Lush how to clean shower screens. She advised against using …
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Dr Chemical Posts
The Chemistry of Clean #2: How Detergents Work
Here is an exercise for you to try at home: Put some dirty dishes in your sink, and fill it …
Chemistry of Cleaning #1: How Do You Clean Silver?
A caller off-air today asked how to clean silver. Silver, as we all know, can tarnish – lose its lustre …
BPA in Plastics
A few weeks back a listener asked about BPA (Bisphenol A) in plastics. I was going to chase it up …
The Chemistry of Nutella
The people that make Nutella are in a bit of trouble: The makers claimed the product was a healthy spread …
The Chemistry of Chewing Gum
Everything is a chemical. That includes chewing gum. So, what is it? Well, what do you think it might be? …
Why Don’t Water and Oil Mix? Part 3 – alcohols
We have seen that water and oil don’t mix because of their fundamentally different properties. Water, because it contains an …
Why Don’t Water and Oil Mix? Part 2
We know then water and oil don’t mix. We are considering the reasons for this in terms of their various …
Why Don’t Water and Oil Mix? Part 1
I remember the first time I saw kerosene and water mix together. We used to have an old kerosene heater …