Portland Cement Production in Ghana

Play an AI-generated podcast conversation about this lesson

Where did the production of Portland Cement start in Ghana?

Tema

Kumasi (correct)

Takoradi

Konongo

Which country collaborated with Ghana in starting the production of Portland Cement?

UK

China

Norway (correct)

Germany

What are the main components used in producing Portland Cement?

Brick and mortar

Steel and timber

Clinker and gypsum (correct)

Concrete and sand

Which location does not have a production/bagging plant for Portland Cement?

Konongo Signup and view all the answers

Which university is associated with the Department of Construction Technology and Management in Ghana?

Kwame Nkrumah University of Science and Technology Signup and view all the answers

In which continent did the mechanisation of construction start?

North America Signup and view all the answers

What raw materials are required to produce plastics?

Petroleum and gas Signup and view all the answers

What is one of the main characteristics of cast iron mentioned in the text?

High carbon content Signup and view all the answers

In which application is steel mostly used in construction according to the text?

Reinforcement and steel frames Signup and view all the answers

How are plastics produced?

By linking monomers to form polymers Signup and view all the answers

Which type of iron is commonly used in buildings for non-structural purposes?

Non-Ferrous Iron Signup and view all the answers

What classification criteria are mentioned for plastics?

Chemical structure and physical properties Signup and view all the answers

Which type of plastics become soft when heated and hard when cooled?

Thermoplastics Signup and view all the answers

What is one of the applications of Zinc mentioned in the text?

Cladding and roofing Signup and view all the answers

Which metal is part of the Common Alloys used for non-structural and decorative purposes?

Copper Signup and view all the answers

What is the main difference between thermoset plastics and thermoplastics?

Thermoplastics melt when heated, while thermoset plastics don't. Signup and view all the answers

What distinguishes Steel from Cast Iron based on the information provided?

Strong in compression and tension Signup and view all the answers

What are the types of plastics discussed in the text?

Thermoplastics, thermoset plastics, and fibre reinforced plastics Signup and view all the answers

In a customary freehold ownership, who holds the ownership of the land?

The leader of the community or traditional group Signup and view all the answers

What is a key characteristic of a leasehold/lease arrangement?

Temporary ownership for an agreed period Signup and view all the answers

Who is typically granted the first right of refusal for any future lease in a leasehold arrangement?

The lessee Signup and view all the answers

Which type of ownership excludes stool lands by law?

Freehold common law Signup and view all the answers

In a freehold ownership by common law, who can acquire land ownership besides community members?

A stranger Signup and view all the answers

What happens to ownership at the end of a lease period?

Ownership returns to the Lessor Signup and view all the answers

What is a key characteristic of thermosetting plastics?

Undergo irreversible chemical change Signup and view all the answers

Which of the following is an example of a thermosetting plastic?

Polyester Signup and view all the answers

What is a typical use of phenol formaldehyde (PF) according to the text?

Mouldings - electrical accessories Signup and view all the answers

Which property makes plastics good insulators for electrical cables?

Low moisture absorption Signup and view all the answers

Why are thermosetting plastics not suitable for load-bearing work according to the text?

Good tensile strength but low modulus of elasticity Signup and view all the answers

What does the process of irreversibly changing into a rigid form imply for thermosetting plastics?

They cannot be re-softened by heat Signup and view all the answers