3 ms·

The magnetic particles are iron oxide, it's fairly common in nature. Adding too much of it to water will turn it brown and cause issues, but small quantities sh

The magnetic particles are iron oxide, it's fairly common in nature. Adding too much of it to water will turn it brown and cause issues, but small quantities shouldn't pose too much of a problem.

rini17 6y ago
It is actually a fertilizer, algae needs it (of course, too much algae is a problem, too).
flqn 6y ago
Excess iron in seawater can cause huge imbalalances by seeding algae blooms. Any large scale application of this would need to take that into account or risk disrupting ecosystems.