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.
To help workers recognize these threats, we have compiled a list of the most common confined space hazards found in workplaces across the country. Carbon Monoxide Carbon monoxide is one of the most dangerous gases you can encounter in confined spaces due to the fact that it is virtually undetectable with human senses.