You can activate one PS4â¢ on your Sony Entertainment Network account (this is known as your Primary PS4) and temporarily activate a second PS4 on your account. PlayStation Plus benefits available to other non-subscribing users on your Primary PS4:
Syneresis (also spelled 'synaeresis' synÃ¦resis 'or'), synaeresis in, chemistry is the extraction or expulsion of a liquid from a, gel as when serum drains from a contracting clot of. Blood another example of syneresis is the collection of whey on the surface of. yogurtn dentistry, syneresis is the expulsion of water or other liquid molecules from dental impression materials (Alginate for example) after an impression has been taken. Due to this process, the impression shrinks a little and therefore its size is no longer accurate.
From Wikipedia, the free encyclopedia. Presbycusis (also spelled presbyacusis, from Greek presbys âelderâ + akousis âhearingâ), or age-related hearing loss, is the cumulative effect of aging on hearing. It is a progressive bilateral symmetrical age-related sensorineural hearing loss.eterioration in hearing has been found to start very early, from about the age of 18 years. The ISO standard 7029 shows expected threshold changes due purely to age for carefully screened populations (i.e. excluding those with ear disease, noise exposure etc.), based on a meta-analysis of published data.