Nakai Japan-Pressure Cooker - 5L

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Metal pan body

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9 Litre

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Lid handle, usually with a locking device button or slider which
"clicks" shut and prevents removal while cooking

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Gasket (also known as a "sealing ring") which seals
the cooker airtight

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Steam vent with a pressure regulator on top (either a weight or
spring device) which maintains the pressure level in the pan

Pressure indicator pin, for showing the presence or absence of any
pressure