A 'mad inventor' has claimed his dog waste-powered gas lamp system has solved a big poo problem in a beauty spot near his home. Brian Harper, 67, from Malvern Hills, Worcester, has developed a ...

Those trees were planted in 1977 — the same year the gas lamps were installed. Roughly more than two-thirds of the trees have since died, while the remaining five are in bad health, according to the ...

Although CO2 is still a greenhouse gas, it's much less potent than methane. The flame in the lamp burns as long as there is fuel to feed it. The Park Spark gas lamp, fueled by dog poop ...

The safety lamp was a coal miner’s gas detector. The safety lamp put off very little light to see by, but its flame was a good indicator for the presence of explosive and poisonous methane gas ...

Sacha Brewer (on ladder) doing a methane reading. Photograph provided by Amy Townsend-Small. T ownsend-Small decided to measure the methane footprint of Cincinnati’s gaslights. But first she had to ...

But the most instantaneous and catastrophic loss of life was caused by explosions due to miner’s lamps igniting methane gas. 20th c. Canvas Mining Cap & Lamp Bracket: A miner’s light was essential to ...