Инструктаж №1. Защитные очки
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![[Александр Мальков] Почему в США очень хитрая система напряжений? Две фазы по 120 вольт?](https://sun9-59.userapi.com/impg/LamETNmYgWOmOrzPR7cn_BH2JK2-jCm_RbalOA/qPxNgJbv3IY.jpg?size=320x240&quality=95&keep_aspect_ratio=1&background=000000&sign=0b3243ac0bc770517e247463643222e0&c_uniq_tag=9Lq4aO75m5CocbXbj6gTP214bk9c8UHx7d1RYVEUtts&type=video_thumb)
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