M2
verbally modified system will be more
Centimeters While not used in
quickly accepted in society at large.
drawings and specs, they are used in
other countries in day to day life.
Smooth and catchy words such as nada
We sometimes call them "c's"
are easily incorporated into our daily
(pronounced "seas"). (ex, the report
speech.
was about 2 seas thick)
The critical issue is that SI be
This technique was used earlier with
implemented, and that everyone is clear
cc's for volume.
what the new expressions mean.
Pascals "k-p-a" is often said
Few are confused when five kilos, a
instead of kilopascals, and "m-p-a"
non-SI term, instead of five kilograms,
instead of megapascals.
are referred to.
Mass Megagram (Mg), equal to 1000
This information shows techniques from
kg, is SI, and is our choice for
daily usage, but is not represented as
large masses. (ex, rebar, steel,
preferred metric practice.
gravel)
mmoc We have seen the term "mmoc" on
We like to call them "meg". (ex,
drawings, to mean mm on center. (ex,
eighty meg of rebar)
Fasten every 600 mmoc)
This is already used by people in
The "x" can verbally represent "hundred
daily speech, such as a 25 meg hard
millimeters".
drive.
(ex, "five x", vs "five hun-dred mill-
We hear metric ton used, but we find
i-met-ers", 2 vs 7 syllables) This can
it slow, and it can be confusing,
be very efficient for lengths up to 10
since people often drop metric and
meters (ex, 5 x, 12 x, 52 x, 78 x).
say only tons, even when metric tons
are meant. Micrometers are often
Even fractions can be verbally faster
shown as "um" since the micro
using x. (Ex, point five x, vs. fif-ty
character can be hard to use on many
mill-i-met-ers)
(ex, 25 um means 25 micrometers)
This also helps people to use 100 mm
increments.
Superscripts can be cumbersome, and
are often avoided in correspondence,
"x" does not conflict with any other SI
using only the number.
symbols.
2500 m3 means 2500 cubic meters.
Modular Products such as ceiling tiles,
1100 g/m2 means 1100 grams per
access floor, light fixtures, and
square meter.
carpet tiles, have few standard sizes.
We often use shorted names for 100 mm
Rule of 3's For Meters Many say, no
increments. 5 x 5 is 500 x 500, 6 x 6
matter how many classes attended,
is 600 x 600, etc.
they will never have a feel for
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