It is indeed “surprising” that it has taken researchers and politicians a year and a half to conclude that “the general consensus is now that aerosol transmission is more important than hand or contact transmission” (Covid discoveries: what we know now that we didn’t know before, 6 August). The experience of being infected through choral singing in March 2020 only served to confirm my mother’s mantra: “Coughs and sneezes spread diseases, trap your germs in a handkerchief.”
Martin Willis
Malvern, Worcestershire
• Before too much money is spent on the trial (UK launches £4m fund to run fibre optic cables through water pipes, 9 August) it would be prudent to consider what would happen when a valve has to be closed.
Steve Simmons
Blackwater, Hampshire
• The staffroom at a school where I taught was much cheered by a form returned by a parent (Letters, 8 August). In the space for their name, which had the plea to please write legibly, they had painstakingly written, in capitals, the word “legibly”.
Bridget Patterson
Woodbridge Suffolk
• A note that lives in my memory is the one explaining that mum had been under the doctor and couldn’t get up to get Sean to school.
Jane Lawson
London
• Can you find 15 artists in the grid (Wordsearch, 5 August)? Yes. Can you find any female artists in the grid? No. You really should do better.
Vivienne Anderson
Leeds
• This article was amended on 10 August 2021 to correct the date of the wordsearch’s publication.
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