A key determinant of virus pathogenesis is the distribution of host cell receptor for the virus in question. This aspect of coronavirology has been reviewed.

How would these men have shouted at the laying on of the last stone of the battlements

An urban legend claims that gang members will attack anyone who blinks them.

All food is fetched in dixeys (large boilers), and tea, stew, and bacon are all cooked in turn in these, so if the orderlies don't wash them clean at dinner time we have greasy, stewy tea.