Re. Which? 2011, June, 38
Sorry, but I am not going to allow you to get away with it:
“bacteria” is NOT a singular noun!
I ask your organisation yet again. Why perpetuate ignorance? After all, you have so many “experts”!
Please do not reply , if your intention is to defend the indefensible.
I plan to write many, many letters like this when I retire. Watch out everyone.