48. Sand blender on KRAZ vehicle chassis.

Sand blender on KRAZ vehicle chassis is a specialized unit used for hydraulic fracturing (fracking) jobs of crude oil and natural gas reservoirs to increase their output. The sand agitator, made in the USSR, is mounted on the KRAZ vehicle chassis. It is used to mix the carrier with sand which is injected into a borehole to stow the resulting fracture (fissure).