Over the past few years, fluorescent lamps have begun to be very popular, which consume little energy and are very economical. So, the power of one standard lama is 12 watts. The disadvantages of these lamps include that they give out cool light, which is difficult to perceive our eyes. Therefore, they should not be used in rooms where you often read. Such lamps are made for lamps in the shape of a tube.
Which is
Похожие статьи
Свежие публикации
Таблица обменных курсов
| Валюты | Курс | Изменение % |
|---|---|---|
 USD | 90,53 | +0,01% |
 EUR | 99,37 | +0,50% |
 GBP | 115,18 | +0,59% |
 BTC | 3 829 642,24 | –0,44% |
 AUD | 61,20 | +0,86% |
 JPY | 0,63 | –0,75% |
 CNY | 12,79 | +0,79% |
 CAD | 67,89 | +0,48% |
Курсы валют в RUB на 19.12.2023
На этом сайте вы найдете множество новостей про США. Читайте, делитесь информацией, заходите еще!