As explained on another page, these phenomena are in no way caused by the gas pressure inside nodes, which would them seemingly "expulsed", all such phenomena are caused entirely by natural growth changes gradually and slowly growing, slightly, on some points irregularly drying and dying cells and tissues.
Kama Explained kwenye ukurasa mwingine, haya mambo ni kwa vyovyote Husababishwa na shinikizo gesi ndani ya nodi, Ambayo Je Inaonekana Them "expulsed" matukio yote hayo ni Kabisa Husababishwa na mabadiliko ya asili ukuaji polepole na polepole kukua, kidogo, juu ya baadhi ya pointi irregularly kukausha na kufa seli na tishu.