strain; strained; strainer; straining at the leash; All ENGLISH synonyms that begin with 'S'
BX Series Hydraulic Breakers. The design of the BX Series of Hydraulic Breakers produces stable high-speed percussion, and exceptional value and durability for all construction, demolition, and rockbreaking requirements. Read More ... BTIâs BXR Series Breakers offer outstanding power to weight ratio, and exceptional efficiency with the oil regeneration system.
Variations in the ability of different types of rock to resist weathering and erosion cause the weaker types of rocks to be eroded away, leaving the more resistant types of rocks topographically higher than their surroundings. This process is called differential erosion. The most resistant rock types include sandstone, conglomerate, quartzite, basalt, chert, limestone, lava flows and sills. Lava flows and sills, in particular, are very resistant to weathering and erosion, and often form the flat top, or caprock, of a mesa.