https://jsfiddle.net/polovest0/r4xmdngz/
https://writeablog.net/evental....ley5/how-local-gas-e
What Does a Gas Fire Engineer Do? Regularly having a gas fireplace maintained by a Gas Safe Registered engineer can help prevent carbon monoxide poisoning. CO is poisonous gas that can cause symptoms such as headaches and nausea. It is also crucial to establish evacuation zones, based on the risk assessment. This includes blast radius and projectile trajectory. This helps the incident commander assess the situation quickly the situation an