You may find the following links both relevent and useful:

http://www.fireworksafety.co.uk/fws2010/?page_id=5

http://www.bluecross.org.uk/1752-3018/Keeping-your-pets-safe-on-fireworks-night.html

http://www.hse.gov.uk/explosives/fireworks/index.htm

https://www.hse.gov.uk/forms/explosive/exguide.pdf

http://www.hse.gov.uk/pubns/indg407ch.pdf

http://webarchive.nationalarchives.gov.uk/+/http://www.direct.gov.uk/en/HomeAndCommunity/InYourHome/FireSafety/DG_064665