To provide flood protection for transportation tunnels, engineers aim to use a relatively cheap inflatable plug to hold back floodwaters, one that is strong and durable despite the pliable, light-weight materials required.
To provide flood protection for transportation tunnels, engineers aim to use a relatively cheap inflatable plug to hold back floodwaters, one that is strong and durable despite the pliable, light-weight materials required.
To provide flood protection for transportation tunnels, engineers aim to use a relatively cheap inflatable plug to hold back floodwaters, one that is strong and durable despite the pliable, light-weight materials required.
Regiments in Afghanistan are testing new solar energy panels. Marines praised the panels for being durable, light and simple, the trifecta for field gear.
Regiments in Afghanistan are testing new solar energy panels. Marines praised the panels for being durable, light and simple, the trifecta for field gear.