Kubwintego rusange insinga zimbere mubikoresho bya elegitoroniki n amashanyarazi, aho bihura namavuta kubushyuhe butarenze 60 ° C cyangwa 80 ° C.Ubunini bwa insulasiyo imwe kugirango ubone gukuramo no gukata byoroshye.Kurwanya aside, alkalis, amavuta, ubushuhe nibihumyo.