â What/How do you mean?â = â Meaning? â [=what exactly do you mean when you say that?] âHe can be a little difficult.â â I know what you mean.â [=I agree]
It has an atmospheric life of 3,200 years and global warming potential 23,900 times stronger than carbon dioxide. SF6 is considered one of the most dangerous greenhouse gases known. It is banned as a tracer gas and is limited to high voltage applications. In addition, the US Department of Energy repaired leaks in several laboratories, thereby reducing emissions by 35,000 pounds a year.
The worldâs most dangerous road, by bike and bus. 1  The most dangerous road in the world. 2  A ride down the worldâs most dangerous road (also known as Death Road, Grove's Road, Coroico Road, Camino de las Yungas and El Camino de la Muerte) is one of La Pazâs top attractions and tourists spend days agonising over whether or not to risk it.