Gypsum and Lime Stabilized Soil (Alker Technology)
Although not necessarily required for earthbag building, stabilizing soil improves water resistance and compressive strength, and speeds drying time. Since 1978, Istanbul Technical University has been researching a technique called alker technology or alker construction. Basically it’s just soil stabilized with lime and calcined gypsum (plaster of Paris). The following summary is taken from their … Read more