The student most seriously injured was igniting the experiment. Insurance company and the state are apparently investigating, so we should eventually learn more. But https://www.tribstar.com/news/local_news/chem-experiment-sends-4-students-to-hospital/article_e9af8407-6708-5b87-9465-dacd9d13ff8a.html has the following quotes:
"The goal was to change the color of the flame, but the reaction was different. They used a different material without changing mixing ratios, Hooper said, based on his son's account.""The chemicals used the day prior [Monday] was in fact used in an experiment done many times over the years. However, the next day, one of the chemicals was replaced by another for a first time experiment. My son just happened to be the one completing the experiment by lighting it,"
On May 19, 2022, at 5:50 PM, mwilhelm <mwilhelm**At_Symbol_Here**UMICH.EDU> wrote:--- For more information about the DCHAS-L e-mail list, contact the Divisional membership chair at membership**At_Symbol_Here**dchas.org Follow us on Twitter **At_Symbol_Here**acsdchasSent from my Verizon, Samsung Galaxy smartphone
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