Because of the extreme pressure in these tanks, they should be handled
with the utmost care and respect. If the tanks are violently banged
together, dropped, or knocked over, the valve may be broken. A broken
valve can cause the tank to become an uncontrolled torpedo-like object,
destroying whatever is in its path.
(4) Humidifier. A humidifier (figure 3-5) is used to add moisture to the
oxygen. This helps to prevent drying and irritation of the patient's mucous membranes
during the administration of oxygen.
Figure 3-5. Humidifier.
(5) Distilled water. One liter of distilled water is needed to fill and replenish
(6) Non-sparking cylinder wrench. Non-sparking wrenches (figure 3-6) are
used to reduce the chance of a spark occurring in case the wrench hits against the
metal cylinder. Non-sparking wrenches are usually made of brass. A non-sparking
wrench is normally attached to the cylinder stand or carrier.
(7) Oxygen delivery system. An oxygen delivery device (nasal prongs or
non-rebreathing mask) and tubing to connect the delivery device to the oxygen supply is