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A comment on Proposed US Rule for Portable Generators Will Save Thousands of Lives and $1B/Yr. Parent comment

Re:Proposed US Rule for Portable Generators Will Save Thousa... by jjeaff on Thursday September 07, 2023 @09:17PM (#37428063)
I have a CO sensor for an arduino that I haven't used yet that cost a few dollars. I haven't noticed in the manual any mention of expiration.
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Re:Proposed US Rule for Portable Generators Will Save Thousa... by p1mrx on Friday September 08, 2023 @12:54AM (#37429497)
https://www.dfrobot.com/product-686.html > MQ7 datasheet > "Its service life can reach 5 years under using condition."
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