Angry Birds ~ bird hit !!

An aeroplane continues to be a marvel – many of us still look to sky on hearing the sound ~nearer Airports, you could find people standing to watch the flight descending or take off. 

The aluminum flying bird is of complex design – the primary factors in  aircraft structures are strength, weight, and reliability. These factors determine the requirements to be met by any material used to construct or repair the aircraft. Airframes  have to be  strong and light in weight.  The most common metals used in aircraft construction are aluminum, magnesium, titanium, steel, and their alloys.  Earlier aluminum ...