What he found, left her family stunned. Joshua Toy started what’s called a pressure test by shutting off the gas to the home and each gas-powered appliance. He then used a Coleman gauge and a ...

A naturally-occuring element found in soil and rock, radon is a radioactive gas that can cause lung cancer with prolonged ... when furnaces are running and windows are closed most often. Test meters ...

The Thompson fire marshal plans periodic testing for gas leaks at Thompson Middle School after a dozen people experienced ...

A cleaned, moistened flame test wire is dipped into a solid sample of the compound. It is then put into the edge of a blue Bunsen flame. The flame colour produced indicates which metal ion is ...