A puff back is basically a premature explosion inside an oil furnace which results in the smoke, fumes, chemicals and oil being carried out through the heating ducts and pipes instead of the actual heat.

I was surprised that our stuff wasn’t floating down the street in the river that now flowed past our front door.....

In the summer of 2005, hurricane Katrina swept the United States, causing over $200 billion in flood damage losses.....

The environmental issue: Today, a very hot topic among different countries and organizations is the problem of our deteriorating environment. Studies have shown that the impact of man’s daily activities is accelerating...