QUESTIONS

Q : Considering the amount of chewing gum stuck to pavements, has any chemical manufacturer created an agent to clean it up?

J. Totten, Glasgow.

Q : What significant buildings were lost in the Blitz?

Malcolm Stroud, Wakefield, W. Yorks.

Q : Does the musket ball that killed Lord Nelson at Trafalgar still exist?

Phil Lydiatt, Banbury, Oxon.