3 ms·
It can be purified but it's probably cheaper to not purify since there's a market for the impure versions and even the pure version is being sold very cheaply.
by rtkwe 7y ago
It can be purified but it's probably cheaper to not purify since there's a market for the impure versions and even the pure version is being sold very cheaply.
- MisterTea 7y agoThe point is it's a poor excuse to frivolously use helium simply because it's dirty.