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[2] [7] [14] Manhole covers shot up into the sky and came crashing down with great destructive force. [14] [15] [16] One manhole cover crashed completely through the ceiling and floor of a third-floor apartment on Second Street, and another narrowly missed a child when it landed in a house at the corner of 9th and Hill streets. [15]
The operation consisted of 29 explosions, of which only two did not produce any nuclear yield.Twenty-one laboratories and government agencies were involved. While most Operation Plumbbob tests contributed to the development of warheads for intercontinental and intermediate range missiles, they also tested air defense and anti-submarine warheads with smaller yields.
A round manhole and its cover. A manhole cover is a removable plate forming the lid over the opening of a manhole, an opening large enough for a person to pass through that is used as an access point for an underground vault or pipe. It is designed to prevent anyone or anything from falling in, and to keep out unauthorized persons and material.
An old sewer gas chimney in Stonehouse, Plymouth, England, built in the 1880s to disperse sewer gas above residents. Sewer gas is a complex, generally obnoxious smelling mixture of toxic and nontoxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes, typical components of sewage.
"A study published in Lancet Oncology found that in 2020, at least 4% of the world's newly diagnosed cancer cases were caused by drinking alcohol, which has over 700,000 people just in that one ...
Stop blowing your nose the wrong way, grab a hot water bottle and try 'retro walking' — plus 7 more wellness tips to have a great week Kaitlin Reilly December 8, 2024 at 6:00 AM
Manhole covers in Helsinki, Finland. Manhole closings are protected by a grating or manhole cover, a flat plug designed to prevent accidental or unauthorized access to the manhole. These covers are traditionally made of metal, [2] but may be constructed from precast concrete, glass reinforced plastic or other composite materials (especially ...
The Food and Drug Administration (FDA) issued a Class II recall of more than 7,100 bottles of the antidepressant duloxetine due to the possible presence of a carcinogen. Duloxetine belongs to a ...