It is mentioned in the Royal Chemistry Society link [1] not to use pre-boiled water, since it has been degassed and will taste ‘flat’. This is true in my experi

It is mentioned in the Royal Chemistry Society link [1] not to use pre-boiled water, since it has been degassed and will taste ‘flat’. This is true in my experience. I also tend to shake the tea vigorously if making it in a thermos to introduce some enlivening aeration. Admittedly, I only bother with these embellishments if making tea for others. [1] https://web.archive.org/web/20140811033029/http://www.rsc.org/pdf/pressoffice/2003/tea.pdf https://web.archive.org/web/20140811033029/http://www.rsc.or...