Will sustainable aviation fuels take off?
Sustainable aviation fuels work, but can they be made in sufficient quantity to replace fossil fuels?
from BBC News https://ift.tt/NWwJrST
from BBC News https://ift.tt/NWwJrST
Will boats be a breakthrough for 3D printing tech?
Dutch firms are betting that hulls made with 3D printing machines will mean cheaper boats. from BBC News https://ift.tt/Zk8mxaT
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