The marine propeller is an effective swimming equipment used to impr...
Analog watches are still preferred by many users, although they lag ...
It is an indispensable tool of maritime, trade and travel. However, ...
The new generation space suits, produced for space exploration, are ...
Suspended vehicles are devices that can move independently of the gr...
Helicopters are aircraft that can be held in the air and can move wi...
In order for aircraft such as the Airbus A320 or Boeing 787 to move ...
The seas are one of the most important resources of our world. Howev...