... diatomite. The aggregate can also be made by heating clay, shale, slate, diatomaceous shale, perlite,
obsidian, and vermiculite. ... www.homeimprovementpages.com.au/article/lightweight_construction_materials
... Concreting – in concreting, use recycled aggregate where applicable, reinforce the concrete with recycled
steel, and form up accurately and fine tune the ... www.homeimprovementpages.com.au/article/building_with_sustainability_in_mind
... formula that changes. Permeable concrete – this uses more aggregate and a lower water to cement ratio.
Structural grids – these ... www.homeimprovementpages.com.au/article/Permeable_Paving
... flow through it. It is made from coarse aggregate (often recycled), cement, and water, and contains
little to no sand. The cement ... www.homeimprovementpages.com.au/article/eco_friendly_concrete
... Pneumatic rammers are used to compact the earth in between the forms. For the best results, the earth mixture
is a balance of clay, sand, and aggregate. ... www.homeimprovementpages.com.au/article/rammed_earth
