Bituminous products
Laboratory testing
Geotextiles
Geosynthetic materials
Clay
Geosynthetic barriers
Penetration tests
Roots (plants)
Polymers
Link: BS EN 16993:2018 Geosynthetic barriers. Characteristics required for use in the construction of storage lagoons, secondary containment (above and below ground) and other containment applications for chemicals, polluted water and produced liquids
Source: BSI Standards