Civil Engineering Reference
In-Depth Information
Effects of pollution
Ecological potential
Environ-
Effects on resources
Extraction and Building In the
As
Re-use and
Local
mental
Materials
Energy
Water
production
site
building
waste
recycling
production profile
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1
and porous and is often used as floor insulation against impact noise. Wool is
also used to make woven sealing strips known as 'textile strips'. They are rela-
tively strong, but become hard when painted. Damp can cause them to shrink
and loosen from their position in a building.
Wool is broken down at a temperature of over 100°C, by fat, rust, petroleum,
alkalis and oil. The material does not burn, but smoulders when exposed to
fire. The raw material for most woollen products is rejected wool from slaugh-
terhouses, which would otherwise be thrown away. Woollen products can be
considered problem-free as far as production and use is concerned. The use of
