Industrial

Asia

Qasr al-Farid: Ancient Incomplete Tomb in Hegra, Saudi Arabia

Qasr al-Farid is an incomplete tomb located in Hegra, Saudi Arabia. Qasr al-Farid was carved into a massive boulder in the Arabian desert. Throughout the Madâin Sâlih, there are...
Birds

Feral Pigeon – Exploring the Facts and Woes of Urban Nomads

Family: Originally from the Northern Hemisphere, the Feral Pigeon (Columba Zivia) is a descendant of the wild rock...
Birds

Merriam’s Teratorn: The Giant Bird That Once Ruled the Skies

When did Merriam's Teratorn become extinct? Merriam’s Teratorn died out around 10,000 years ago. Where did Merriam’s Teratorn live? The remains...
Birds

Laughing Dove (Streptopelia senegalensis)

HABITAT  Laughing dove is mainly associated with human habitation, occurring in towns, villages, gardens, orchards, oases, and associated cultivation,...
Herbs

The Aromatic Herbs and Foods

Aromatic herbs and foods: without plants, man could not survive. Cereals, sophisticated grasses, fruits, vegetables, seeds, and nuts...

The Power of Separation: Understanding the Centrifuge Machine

Business Tauheed Ahmad Nawaz Tauheed Ahmad Nawaz -
Centrifuge Machine A typical centrifuge machine consists of a motor, a rotating assembly (also known as a rotor), and a control system. The motor provides...