How to prevent teeth from getting stained?

By nature we all have some flaws in our teeth. While some of the people feel bad about their broken or crooked arrangement, others worry about their dull or stained colored teeth. Our teeth can acquire stains with age or perhaps due to excess consumption of colored foods and beverages that are turning them into… Read More »

Tests Performed On Draft Fans

The basic requirement for testing draft fans is to find the amount of air and exhaust gases flowing out of the furnace or boiler. Draft fans may accumulate some dust particles on the blades of the fan, resulting in lower flow rates of the air and exhaust gases. Strength test is performed based on the… Read More »

Working of a Ventilation System

The working of a ventilation system is broadly explained based on two phenomenon in the system i.e. inlet and outlet of air inside the work place and the circulation of the air inside the work place. These two will decide the working of the system. For different kinds of ventilation systems, the operations may not… Read More »