{HEAD ~ This vibration}, perceivable as noise, must produce {TAIL ~ some triboelectric effect} which electrizes uncharged particles, too 
{ HEAD ~ This vibration } , perceivable as noise , must produce { TAIL ~ some triboelectric effect } which electrizes uncharged particles , too
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH