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2. Positive airway pressure - Wikipedia

   en.wikipedia.org/wiki/Positive_airway_pressure

   Increasingly, machines are capable of being powered by the 400-Hz power supply used on most commercial aircraft and include manual or automatic altitude adjustment. Machines may easily fit on a ventilator tray on the bottom or back of a power wheelchair with an external battery. Some machines allow power-inverter or car-battery powering.

3. Diesel rotary uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Diesel_rotary...

   Most forms of uninterruptible power supply (UPS) can be either powered by battery or flywheel energy. These are ready for immediate use at the instant that the mains electricity fails, but the relatively small and finite amount of stored energy they contain makes them suitable for short periods of use, typically in the order of a few dozen minutes to a couple of hours depending on the actual load.

4. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   A large data-center-scale UPS being installed by electricians. An uninterruptible power supply (UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

5. Bubble CPAP - Wikipedia

   en.wikipedia.org/wiki/Bubble_CPAP

   1. Gas source: An oxygen blender connected to a source of oxygen and compressed air is used to supply an appropriate concentration of inspired oxygen . The humidified blended oxygen is then circulated through corrugated tubing. 2. Pressure generator: Pressure in the bubble CPAP system is created by placing the distal expiratory tubing in water.

6. Aluminium–air battery - Wikipedia

   en.wikipedia.org/wiki/Aluminium–air_battery

   The problem can be avoided by storing the electrolyte in a tank outside the battery and transferring it to the battery when it is required for use. These batteries can be used as reserve batteries in telephone exchanges and as backup power sources. Another problem is the cost of materials that need to be added to the battery to avoid power ...

7. LA landlords are price gouging in the wildfires, says ... - AOL

   www.aol.com/news/la-landlords-price-gouging...

   California's price gouging laws make it unlawful to increase the rental price advertised, offered, or charged for housing by more than 10% after an emergency has been declared.