<https://www.jenningsalberts.com/product/busch-seco-dry-vane-vacuum-pumps/#webpage>
<http://schema.org/description>
"Busch Seco Dry Vane Vacuum Pumps operate oil-free with self-lubricating vanes ideally suited for applications requiring an oil-free operation"
<https://www.jenningsalberts.com/product/busch-seco-dry-vane-vacuum-pumps/>