Laughing gas canisters explode at waste centres hundreds of times a week, firms say

Discarded nitrous oxide canisters are exploding in waste incinerators causing staff safety concerns.

3 firefighters injured in Nashua explosion, fire; officials say falling ice may have broken gas line

Officials said one firefighter was released from the hospital, while the other two remained hospitalized overnight.

Nashua, New Hampshire explosion investigators issue warning about ice on roofs

Ice may have damaged a gas line, causing a Nashua, New Hampshire explosion. Now the fire department is issuing a warning ...

All accounted for, 3 firefighters injured after explosion sparks fire at NH building

Crews are currently battling a large fire after a natural gas line exploded at a commercial building in Nashua, New Hampshire.

Falling ice may have caused natural gas explosion at NH building

The four-alarm fire tore through the Greater Nashua Mental Health building on Amherst Street, where about 40 people were ...