https://www.cnx-software.com/2022/09/16/denova-detect-natural-gas-alarm-works-with-amazon-sidewalk-network/?amp=1
DeNova Detect natural gas alarm works with Amazon Sidewalk network - CNX Software
Nov 30, 2022 - New Cosmos' DeNova Detect is a wireless natural gas alarm that works with the Amazon Sidewalk network designed for low-power, low-bandwidth IoT devices in
natural gas alarmworks with
https://www.kqed.org/news/11723887/s-f-firefighters-battle-3-alarm-natural-gas-blaze-on-geary-boulevard
Feds, State Investigating 3-Alarm Natural Gas Blast and Blaze in San Francisco | KQED
The CPUC and NTSB are looking into the fire, which was sparked by a ruptured gas line on Wednesday. S.F. Supervisor Catherine Stefani has also called for a...