Of course, it's much easier to downvote than to explain the apparent logical dissonance at work.
Same as if I said to you, "Open your eyes the sun clearly orbits the Earth!". You'd either ask for proof, or shake your head and laugh.
Edit: you do realize what the term elemental lead refers to, correct? Here's another complex multi-syllable word that's worth of study by HN moderators: bioavailability.