PPO
Noun
Meaning
(law) Initialism of personal protection order.
Initialism of personal protection officer.
(US, health) Initialism of preferred provider organization.
(chemistry) Initialism of polypropylene oxide.
(chemistry) Initialism of polyphenol oxidase.
Source: en.wiktionary.orgExamples
Acceptable maximum ppO 2 varies depending on the application: *1.2 is often used in closed circuit rebreathers.
Dangers Oxygen toxicity main Diving with and handling nitrox raise a number of potentially fatal dangers due to the high partial pressure of oxygen (ppO 2 ).
For example, the maximum operating depth of nitrox with 36% oxygen, a popular recreational diving mix, is convert to ensure a maximum ppO 2 of no more than convert.
The phenyl ether polymers are a class of aromatic polyethers containing aromatic cycles in their main chain: Polyphenyl ether (PPE) and Poly(p-phenylene oxide) (PPO).
In general, however, you’ll probably pay a bit more out of pocket to have a greater degree of choice and control over your care with a PPO.
If you are a PPO Member, you are not required to select a PCP and do not need a referral.