Et al means and others or it can mean and elsewhere. When used in citing a reference it often means there are multiple authors of the work cited and the citation is for the first author and the others. John Smith, et al would mean John Smith and his coauthors.
1 NEW YORK: The 39th annual Macy's Firework Show over the East River will last for 25 minutes and draw a crowd of over 3 million spectators. As the biggest firework display in the US, this year's show features more than 50,000 effects. 2  WASHINGTON, DC: Lasting over 17 minutes, this show is among the largest in the US.
The largest Catherine Wheel world record is held by The Lily Fireworks Factory in Malta, who ignited a Catherine Wheel with a diameter of 32.044m on 18th June 2011. The worldâs largest firework waterfall was ignited in Fukuoka, Japan on 23rd August 2008.