**Full name:** zeptobar

**Plural form:** zeptobars

**Category type:** pressure

**Scale factor:** 1.0E-16

The SI derived unit for pressure is the pascal.

1 pascal is equal to 1.0E+16 zeptobar.

Valid units must be of the **pressure** type.

You can use this form to select from known units:

The SI prefix "zepto" represents a factor of
10^{-21}, or in exponential notation, 1E-21.

So 1 zeptobar = 10^{-21} bars.

The definition of a bar is as follows:

The bar is a measurement unit of pressure, equal to 1,000,000 dynes per square centimetre (baryes), or 100,000 newtons per square metre (pascals). The word bar is of Greek origin, báros meaning weight. Its official symbol is "bar"; the earlier "b" is now deprecated, but still often seen especially as "mb" rather than the proper "mbar" for millibars.

zeptobar to inch of water [4 °C]

zeptobar to millimeter of mercury [0 °C]

zeptobar to centimeter water [4 °C]

zeptobar to centitorr

zeptobar to millibar

zeptobar to technical atmosphere

zeptobar to meter of head

zeptobar to yottapascal

zeptobar to centipascal

zeptobar to microbar