Contractor
Contractor. The main duty of a contractor is to plan and manage the work under their control so that it is carried out in a way that controls risks to health and safety.
Other duties entail co-ordinating their activities with others involved in the project team – in particular, complying with directions given to them by the principal designer or principal contractor.
See: https://www.citb.co.uk/documents/cdm%20regs/2015/cdm-2015-contractors-printer-friendly.pdf
Contracts Manager
This can be an architect, surveyor, or tradesperson experienced in the building construction industry with full responsibility for the contract works from start to finish.
A concrete, stone or brick protection which overhangs the top course of a brick wall.
A decorative moulding used between a wall and ceiling line.Cratering
Caused by rain falling onto a semi dry paint film or aeration of a paint coating during application. 
Curing
The time mixed materials such as concrete and two pack paints i.e. epoxy and polyurethane coatings take to dry by chemical action.
Dado
Dado a horizontal boarder along the lower half of a wall above the skirting.
Also referred to as Chair rail to prevent high back chairs from defacing the wall decoration.
De-Natured Wood
Unprotected wood Which has been exposed to the elements i,.e. UV rays becoming very dry breaking down the natural cells.