Science and the Olympics
Last night whilst watching the trampolining Liz Chetkovich noted that they now quote “time of flight” as one of the …
Dr Chemical Posts
How to Avoid Soap Scum in the Shower
Reader Jenny says: I have found my answer for the shower screen problem. Use liquid soap only in the shower. …
Apples That Don’t Go Brown
Greenstar apples don’t go brown. A caller off air asked whether there was anything sinister about this – the implication …
Bicarb vs Carbonate
Shannon Lush is very fond of recommending bicarb soda as a cleaning agent. It’s not a bad option, but there …
Jetstar – appalling customer service
My wife recently found herself stranded on the Gold Coast, having missed her flight due to a malfunctioning GPS. She …
LPG vs Liquid Fuels
On last week’s show I was extolling the virtues of diesel (modern turbo diesels) over petrol. Someone called up off …
Removing Tyre Marks
Occasionally I get asked how to remove tyre stains. The ease with which this process can be done depends on …
Petrol and Safety
Petrol is probably the most dangerous chemical that most people will encounter from day to day. This is because it …
Petrol vs Diesel #4: Hybrids
We have seen that for a given engine size a modern turbodiesel produces more torque lower in the rev range …