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...</ref><ref name=":8">{{Cite web|title=How COVIDsafe app tracks people 1.5m from you|url=https://www.thechronicle.com.au/news/first-look-at-coronavirus-trac ...s to nearby devices running the protocol to discover encounters with other people. The tracking messages contain unique identifiers that are encrypted with a ...

...)|Qua-o-ar / Kwawar]]<ref name="Schmadel2006"/><br/>(deity of the [[Tongva people]]) ...May 2021 }} Observer Location: @sun (Perihelion occurs when deldot changes from negative to positive. Uncertainty in time of perihelion is [[3-sigma]].)</r ...

...zards completely, safety implies that defences have been set up to recover from foreseeable incidents and to mitigate their consequences to an acceptable l ...of providing sufficient breathing gas to allow the diver to surface safely from any point on the planned dive profile reduces the risk of a non-survivable ...