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2 answers

wot???t

2007-07-21 22:33:18 · answer #1 · answered by Anonymous · 0 0

SAME ANSWER AS THE FIRST ONE
.............................................
RScott has got it right..........
Construction and Civil Engineering:
http://www.ima-na.org/about_industrial_minerals/bentonite.asp
Bentonite in civil engineering applications is used traditionally as a thixotropic, support and lubricant agent in diaphragm walls and foundations, in tunnelling, in horizontal directional drilling and pipe jacking. Bentonite, due to its viscosity and plasticity, also is used in Portland cement and mortars.

Bentonites contain a variety of accessory minerals in addition to.........
.............. Montmorillonite..................
Use of this clay for water quality in garden ponds
http://www.drsfostersmith.com/product/pr...

2007-07-18 08:52:29 · answer #2 · answered by LucySD 7 · 0 0

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