AquaPEX tubing is the only PEX-a tubing available for plumbing systems, and is the only tubing that can be used with the ProPEX expander system. The other major manufacturers such as Watts, Viega, and HydroPEX are PEX-b products. These are still good products and will work well for plumbing applications.
What does Pendergrass mean?. Pendergrass means descendant of Pendegast (head stranger); one who came from Prendergast, a parish in Pembrokeshire. in . The history of Pendergrass originates from a background. Browse for all the origins, histories, and meanings of Pendergrass and almost 2,000,000 other surnames. Meaning of Pendergrass Last Name - Surname - Family Name Pendergrass
Penicillium species. Penicillium chrysogenum spores. Penicillium is genus of moulds found everywhere world-wide. The name Penicillium comes from the resemblance of the spore producing structures (conidiophores) of the fungus to a paintbrush (penicillus is the Latin word for paintbrush).s mentioned earlier, Penicillium species are one of the most common causes of spoilage of fruits and vegetables. For example, P. italicum and P. digitatum are common causes of rot of citrus fruits, while P. expansum is known to spoil apples.