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En Pareja on MSNPope Francis Needs Less Oxygen, Shows Signs of RecoveryOver a month after being hospitalized, Pope Francis is showing slight improvement as he requires less oxygen flow.
Hosted on MSN6mon
The Science Behind Smokey's Fire Danger SignsHis iconic signs list five levels of fire risk, and a lot of science goes on behind the scenes to make sure they’re updated daily. It starts with the fire triangle - heat, fuel and oxygen.
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