    Sentence’: What other projectiles ¢ i Resa noite  ethic partictes to?         li Comparing these pices swith the.bits. df  Thetal projected by’ his, “éléctric gun’: Tesla said; "The  particles-in‘-the beam of force... will travel niuch faster  than. stich particles"; and’. they. will travel’ in  concentrations” i . i.    