IN a communication from my zealous science-master, which I find in your issue of Thursday the 11th, it is stated that pure hydrogen has no tinge of blue in its flame (that colour being due to the ...

A new restaurant that is located at the former site of an iconic local restaurant celebrates if officially grand opening on ...

Well, according to experts, the right flame color must be mostly blue with just a tiny yellow tip. In fact, a blue-colored flame means that the gas is burning efficiently, with minimal harmful ...