Dragon's egg
id:
dragon-s-egg-265-8003852
title:
Dragon's egg
text:
A dragon's egg is a fireworks pyrotechnic star which first burns for a period for a visual effect and then loudly deflagrates. This effect became controversial because of the toxic compounds once used, particularly lead tetroxide (Pb3O4). Bismuth trioxide or bismuth subcarbonate are commonly used as more environmentally friendly substitutes for lead compounds to achieve the effect, and its occurrence in fireworks displays has since become much more common. Because of how heavy an individual bism
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Dragon%27s_egg
date created:
date modified:
2023-11-16T04:43:35Z
main entity:
{"identifier":"Q5305074","url":"https://www.wikidata.org/entity/Q5305074"}
image:
fields total:
13
integrity:
13