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In public-facing guidance prefer Plain , prefer Plain English: ‘over’ or ‘under’ (over 40, under 5), if it’s units, ‘more than 2 litres’ and ‘less than 3 visits’.
If used widely in scientific documents, err on the side as leaving as they are. 1) Scientists understand them 2) the symbols are often used of spelling them out but allow them 1) in tables to save space 32) or if they occur frequently in one sentence or paragraph and are easier where spelling out every instance makes it harder to read.
In HTML, consider using them and providing hovertext.
~ Always write out as either ‘approximately’ (for a scientific audience) or ‘about’ (for a popular audience).
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Use the active rather than passive voice. This will help us write concise, clear content.
(UKHSA) This is a content appropriate decision for editors to make. Most of our content is scientific or highly scientific and written in the passive voice. It would be unwise and impractical to change this.
Only consider changing text written in the passive voice to active in (relatively short) guidance or easy reads where you are sure a) it's appropriate b) you can ensure it will be consistent throughout the doc.
Addresses in the UK
Start each part of the address on a new line. You should:
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(Same with Appendix, Figure, Table).
checkbox
Not . check box'.
chemical, biological, radiological and nuclear (CBRN) materials
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(UKHSA) Tables
Layout as per Gateway Checklist.
Keys - put important information necessary to make sense of the table, above it.
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