4 ms·
It’s a better analogy than you think. “Petroleum” is very much a hydrocarbon “pond water”. How confident can you be that the end result is filtered appropriate
by newZWhoDis 4y ago
It’s a better analogy than you think. “Petroleum” is very much a hydrocarbon “pond water”.
How confident can you be that the end result is filtered appropriately, every time?
- s0rce 4y agoIts not filtered, its the result of chemical reactions and purification steps and you can measure the result. Same reason why your tap water is safe, the resulting product, either water or a purified chemical has impurities monitored by a variety of analytical techniques.