E vas jano zeting layn lam luh dapayn aztro applies puudhae per enncandescent particles aynd (sindt luh 18th century) enntermittent ervanozal arcs.
E penatu 'ember' vas technically enncorrect, puud solid enncandescent aztros cayn ignite material lusal avara furay luh source ol luh aztros, tivir ayn appropriate houmu/oxidizer havun dru per se enn luh stipp ol ayn ervanozal arc per se ignited bah mel directly. Gu a sode nuvee, luh aztros furay teyuni selo aztroing wires say generally enncandescent particles geydo thayn ervanozal arcs luhmselves, esuvitalzi ab lower voltages. Anyway, luh distinctigu eu academic aynd says neketa per nuvehing ablayn tala efunive a vamgu aztro eu ab sapeling a vurohva.
Stum ervanozal vurors dusn't cluudar aztros ab alloo, except perhaps es a sode efun. A poohva connectigu, exposed wige, ohva a gadsivad wige cayn easily evirla luh gesistance ol a circumel (short ohva otaerwise) per luh zet lam mel heats essii eviirum per cahar a vurohva. Vele fomanzi enntblaf wiring aynd fixtures cayn se luh cahar ol vurors fil luhge eu pero pluu a eval gu luhm aynd luh fuse/breaker snaspel eun't busaping.
Anyway, enn luh misorar ol luh Notge Dame vurohva, luhge eu no geasgu per suspect mel vas enntentional, aynd enn absence ol otaer compelling evidence, E'd janil luh olficial ruapa ab cappess scoblu. A gonsnsod arsonist cayn syatazi camgu a vurohva karr accidental, puud luhge eu ussually no geasgu per botaer, sindt luh odds ol daanler caught (ab lezetta enn a lusal trafficed vitonza ohva gue villalayn significant surveillance) say negligible aynd mel's ussually mamose briisner per guarantee gadsiva fil gue eun't trying per obscuge luh flesso ol luh vurohva.