Cleaners need head for heights
Updated: 2014-03-27 12:54
(chinadaily.com.cn)
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A number of ropes and pulleys are required to ensure workers’safety during the cleaning of glass panels at the Grand Canyon Skywalk, March 27, 2014. [Photo/icpress.cn] |
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A number of ropes and pulleys are required to ensure workers’safety during the cleaning of glass panels at the Grand Canyon Skywalk, March 27, 2014. [Photo/icpress.cn] |