Were used to inflate weather ballons.
For comparison
Bugatti Veryon Super sport $2.7mil
A380 $327mil
B2 $737mil
Single Space Shuttle mission - $1.5bn
To build the great pyramid of Giza today - $5bn
Channel Tunnel ~$15bn
Appolo lunar landing ~$20bn
Bejing - Shanghai high speed railway ~$25bn
whole Space Shuttle program ~$170bn
US interstate highway system ~$500bn
Two trailers = $757bn
They must be some super trailers indeed
The pair of mysterious trailers were actually hydrogen-generation facilities used to inflate weather balloons.
For comparison
Bugatti Veryon Super sport $2.7mil
A380 $327mil
B2 $737mil
Single Space Shuttle mission - $1.5bn
To build the great pyramid of Giza today - $5bn
Channel Tunnel ~$15bn
Appolo lunar landing ~$20bn
Bejing - Shanghai high speed railway ~$25bn
whole Space Shuttle program ~$170bn
US interstate highway system ~$500bn
Two trailers = $757bn
They must be some super trailers indeed
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