Natural gas sniffer truck. And, for the record, yes, yet again, "natural" is a red flag here, because natural gas is mostly methane, which is a perfectly good gas. Truck is still cool.
More: Natural gas sniffer trucks
Previously:
Gas cylinder welding fire - GIF
Oxy-acetylene gas bottle crash explosion - video
Spinning/rolling gas cylinders to transport them - video
Cargo ship liquified natural gas tank - photo
Bookmarks