5 ms·
Wind turbines are mostly aluminum, no? And the magnets in the turbines are not required to be rare earth.
by thehappypm 4y ago
Wind turbines are mostly aluminum, no? And the magnets in the turbines are not required to be rare earth.
- agentgumshoe 4y agoThey're not, with the trade-off of being expensive and requiring expensive ongoing maintenance instead (or even an external power source!) That's not including the ongoing gearbox maintenance requirements.