Products Wastewater Grit Removal PISTAÂ® Grit Chamber. High removal efficiencies originate from the PISTAÂ® Grit Chamberâs unparalleled hydraulic design, including its flat chamber floor, patented and low-energy axial-flow propeller.ISTAÂ® Grit Chamber. High removal efficiencies originate from the PISTA Â® Grit Chamberâs unparalleled hydraulic design, including its flat chamber floor, patented and low-energy axial-flow propeller.
The Barberton Greenstone Belt in South Africa is estimated at 3.4-3.6 billion years old, and generally regarded as the world's oldest mountains. Their age is indisputedly older than anything in North America (the Appalachians / Blach Hills / Porcupines / Smokies etc) and only Western Australia lays a possible claim.
The Matterhorn, the king of mountains, is the most-photographed mountain in the world. It is myth and emblem for Alpinists and photographers alike, as well as Switzerlandâs most famous landmark and symbol.ssence of the Matterhorn. Thanks to its shape and its free-standing position, the Matterhorn is considered to be the epitome of a mountain. There is no better-known mountain in the world whose natural shape is so close to a pyramid. 100 million years ago, enormous forces brought Africa closer to Europe.