How to Stop Mirrors Fogging Up
Yesterday I made my latest appearance on today tonight. I had a lot of fun but inevitably with these type …
Dr Chemical Posts
Biodegradation #3
In broad terms there are two types of biodegradation – aerobic and anaerobic, with and without oxygen respectively. By far …
Biodegradation #2
Biodegradation is part of the cycle of life. There are certain elements in the world around us that are constantly …
Biodegradation #1
One of the most commonly asked questions with regard to any chemical that is used in the marketplace is “is …
How to get Cooking Oil Stains Out of a Cotton Shirt
Today on 720 ABC Jane Marwick asked Dr Karl how to get cooking oil stains out of a cotton shirt. …
Read moreHow to get Cooking Oil Stains Out of a Cotton Shirt
How to get your carpets REALLY clean
There are several good products for spot cleaning carpets, but what if the day comes when you need it done …
Are home products flammable?
From time to time I get asked whether any home products that we buy are a fire risk, particularly products …
A Handy Prewash
Prewashes aren’t what they used to be. The old Preen aerosol was based on 1,1,1-trichloroethane, the solvent used in dry …
How to Kill Wasps
This might not be as obvious as it seems. It would be easy to treat wasps like flies, and simply …