Niphates digitalis Niphates digitalis Niphates digitalis, the pink vase sponge, is a species of demosponge belonging to the Niphatidae family. It is native to the Florida Keys, The Bahamas, and the Caribbean including the Netherlands Antilles. The species was first described by Jean-Baptiste Lamarck in 1814. The pink vase sponge is a demosponge that can grow up to 50 cm in height and width, but is more commonly smaller. It is re normally vase-, tube-, or cup-shaped with a narrow base and broader top, and somewhat flattened when viewed in cross section. Rarely, it can grow as a fan shape. Despite its
Chemical plant workers typically include engineers, plant operators, and maintenance technicians. Other personnel at the site could include chemists, management/administration and office workers. Types of engineers involved in operations or maintenance may include chemical process engineers, mechanical engineers for maintaining mechanical equipment, and electrical/computer engineers for electrical or computer equipment. Large quantities of fluid feedstock or product may enter or leave a plant by pipeline, railroad tank car, or tanker truck. For example, petroleum commonly comes to a refinery by pipeline. Pipelines can also carry petrochemical feedstock from a refinery to a nearby petrochemical plant. Natural gas is a product which comes