cough. What normal people might do.
2018: Fresno, Ca. Man sets home on fire after using blowtorch to kill spiders
https://abcnews.go.com/US/man-sets-home-fire-blowtorch-kill-spiders/story?id=58716474
2017: Tucson Arizona Man tries to kill spider with blowtorch and accidentally burns house down
https://www.independent.co.uk/news/world/americas/man-burn-spider-house-down-blowtorch-tuscon-arizona-a8005991.html
2016: Iredell, N.C. Iredell man burns down shed while blowtorching spider webs
https://www.statesville.com/news/iredell-man-burns-down-shed-while-blowtorching-spider-webs/article_9d8fa7e4-6fda-11e6-bde5-df417c9f3eb0.html
2015: centerline, Mich. Man starts gas station blaze trying to kill spider with lighter
http://www.fox2detroit.com/news/local-news/man-starts-gas-station-blaze-trying-to-kill-spider-with-lighter
2014: west seattle, Wa. Man Tries to Kill a Spider and Ends Up Burning His House Down
https://time.com/2991835/man-tries-to-kill-a-spider-and-ends-up-burning-his-house-down/
2012: chico?, california Man sets house on fire after using blowtorch on spider webs
https://news.yahoo.com/blogs/sideshow/man-sets-house-fire-trying-kill-spiders-blowtorch-233815257.html
2009: portsmouth, England Man set house on fire while trying to kill a spider with a lighter
https://www.telegraph.co.uk/news/newstopics/howaboutthat/5229458/Man-set-house-on-fire-while-trying-to-kill-a-spider-with-a-lighter.html

...if they were drunk