On Sat, 16 Feb 2019, 14:06 Erik Christiansen, <[email protected]>
wrote:

> But we freely use ohm, kilohm, and megohm to avoid superfluous
> zeroes. Similarly, 1 hPa is immediately recognisable as 1 millibar,
> given that a bar is 1e5 Pa. None of hPa, kPa, MPa, bar do anything other
> than move the decimal point, providing notational shorthand. I will
> admit that Aussies are slow to adopt the cm, using only mm and meter, so
> a door is 2040 mm, not just 204 cm. Give it another generation, perhaps.
>

The hecto, centi, deci, deka  are deprecated in SI, so cm should not be
used.

I am a bit annoyed that the base mass unit is the kg, ie that it has an
embedded prefix. That is one unit that could very usefully be named after a
dead scientist.

_______________________________________________
Emc-users mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/emc-users

Reply via email to