Lime
material · 7000 BC · Stone Age
The product of burning limestone; the basis of ancient mortars.
Principles and materials it uses
- Kiln — uses. Lime is made by burning limestone.
Where it is used
- Mortar — is material for. Ancient mortars were lime-based.
- Roman concrete — is material for. The binder is lime.
- Soap — is used in. The alkali for soapmaking was obtained from ash and lime.
- Portland cement — is material for. Limestone.
- Plaster cast — is material for. Plaster of Paris is calcium sulfate.
- Cistern — is material for. The walls were coated with lime plaster against leaks.
What it is a kind of
- Chalk — includes. Chalk is calcium carbonate, like limestone.