Fire Related Particles – Part 1

Almost all fires produce char, ash or soots in varying amounts. Char consists of irregular shaped fragments of combusted material that are greater than one micron in size. A trained microscopist is able to identify char using a light microscope, and differing fuel sources will produce char particles with different morphologies. The IESO standard focuses […]

What is Puff Back?

In the US, approximately 8 million homes still use heating oil as their main heating fuel.  Of these, an astounding 80%, or 6.4 million, are located in the Northeast.  Many of these furnaces, despite being regularly serviced, can malfunction in the form of a “puffback.”  These puffbacks wreak havoc on paint, carpet, and contents of a home.  […]