![lisa ward 🇺🇦🌻 on Twitter: "Safe Oxygen practice alert. . -Regular flow meter checks. -Turn off all meters not in use. -Ensure flow ball is sliced in half on dose line. . lisa ward 🇺🇦🌻 on Twitter: "Safe Oxygen practice alert. . -Regular flow meter checks. -Turn off all meters not in use. -Ensure flow ball is sliced in half on dose line. .](https://pbs.twimg.com/media/ErhXxiSW4AACQQw.jpg)
lisa ward 🇺🇦🌻 on Twitter: "Safe Oxygen practice alert. . -Regular flow meter checks. -Turn off all meters not in use. -Ensure flow ball is sliced in half on dose line. .
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