Word: hydrogen
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Dates: during 1980-1989
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SPACE CENTER, Houston--A problem with a hydrogen tank aboard the Space Shuttle Discovery forced its astronauts to conserve energy yesterday and threatened to shorten the mission, but Mission Control said there was no threat to the crew...
...problem was an erratic pressure reading on one of three liquid hydrogen tanks. The tank was taken out of service while engineers studied the problem...
...hydrogen is combined with oxygen in fuel cells to produce electricity for the shuttle systems, with water as a byproduct...
...problem can't be resolved and Discovery has to continue to use only two hydrogen tanks, the shuttle may land Friday instead of Saturday, Flight Director Granvil Pennington said. But he stressed that no decision has been made...
...other two hydrogen tanks continued feeding the shuttle's fuel cells and the crew took steps to save electricity. Unnecessary lights were turned off as well as some redundant computers and two data display screens...