Stephen, The unit "hour" is approved for use with SI (See the BIPM Brochure, Table 6).
Therefore, the Inquisitor is not authorized to censor the unit "hour" in favor of the coherent SI unit of time, the second (s). ---- Original message ---- >Date: Fri, 11 Jun 2010 16:31:44 +0000 >From: Stephen Humphreys <barkatf...@hotmail.com> >Subject: [USMA:47714] RE: Are metric speed limit and/or distance signs >permitted by US Federal law or regulation? >To: "U.S. Metric Association" <usma@colostate.edu> >... > Re: censoring - isn't there a problem with km/h and > SI? ie should it not be quoted like " X m/s ('Y > km/h')", or that sort of thing? > > > From: mech...@illinois.edu > > Subject: [USMA:47712] RE: Are metric speed limit > and/or distance signs permitted by US Federal law or > regulation? > > To: usma@colostate.edu > > Date: Fri, 11 Jun 2010 11:09:51 -0500 > > > > > > Sorry John F-L, but "mph" without deprecation is > *CENSORED*! > >... > > EAM, Inquisitor,