A view of modular cold storage rooms which can be temperature controlled to store the coronavirus disease (COVID-19) vaccines at dnata's cool chain facility in Singapore December 17, 2020. REUTERS/Edgar Su
SINGAPORE (Reuters) - As the door of the vaccine transport cart opens at Singapore's Changi airport, the sub-zero temperatures inside collide with the warm, tropical air, creating a carpet of steam like hot breath on a winter's day.
These carts known as cool dollies, recently acquired by logistics firm dnata, are part of a government-led plan to leverage the city-state's position as an air cargo hub and to ensure COVID-19 vaccines can be distributed around the region.
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