Pete Phillips

Follow the links below for pages where I host pdf files from talks and lectures, and any software I have written which I think may be useful/interesting to others.

Pete Phillips, Director, Surgical Materials Testing Lab -  pete 'at' 

In recent years there has been discussion about applying the TOGC (tolerance on graduated capacity) requirements of ISO 7886-1 to non-hypodermic syringes (for example: enteral syringes).

A PDF document is available to download to help with these calculations, and which contains tables of the calculated values, and the original R-markdown code is also available.

Sampling Procedures


The slides from my talk on ISO 2859-1 have now been moved to, and can be found here.

´╗┐roff is a preprocessor for nroff/troff/groff/sqtroff which I wrote in 1991, and have been hacking on ever since. The idea is that you use a single command, which tries to make a smart guess at what is required with the file you wish to process. This means that the average user shouldn't need to know how to construct the sometimes complex pipelines necessary to get tables, pictures, equations, references, cross-labels/references etc to work.

As it stands, it is rather bespoke for our lab, allowing us to turn on/off logos, letterhead etc. Anyway, you may find it useful, so here it is: roff source (perl - rename from roff.txt to

As I have never tried it in any other environment, I don't know if it will work on your system. Feel free to email me if you hit a brick wall.

UPDATE: March 2017 - we are now moving across to using rmarkdown for report generation so my interest in this is declining. My finger muscles will miss the '.P' and '\fB' formatting. 

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