Electricity and the safety precautionsNorma E. Ramos
international ZJSUers now stay and study in dormitories, which is making a great contribution to win the “war”. When we stay in the dormitory, dormitory safety awareness and responsibility is essential, please improve the safety...
2. It is strictly prohibited to bring in, store or use inflammable, explosive, corrosive, poisonous and harmful articles in the apartment; 3. You shall not purchase or use inferior electrical appliances. The used socket wires shall meet the safety and quality standards. In case of any damage...
Although September is approaching, it is still summer and we still use a lot of electricity every day. Therefore, we still need to pay attention to electricity safety. Next, we will invite professional teachers from Zhangjiakou Wenhua Electric Power Vocational School to explain the precautions for ...
百度试题 结果1 题目 7. It's vital to take safety precautions when working with electricity because even a small mistake can create short circuits(电路) that lead to a fire. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
off because they are “powered” by kerosene. Their cooling and freezing capacity is exactly the same as a regular refrigerator, and they come in the same colors. Typically, they are a little smaller than conventional ‘fridges and cost up to $1500, but they'll last for decades with care...
The usual safety precautions entail some combination of the following: copious and redundant insulation, grounding of all exposed metal parts, interlocks, isolation transformers and ground fault interrupters. Good practice entails standing on an insulated surface and keeping one hand in a pocket or ...
o Between a metal container and a fill pipe or sample connection. © 2013 Chevron Preventing Ignition Hazards: Avoiding Flammable Mixtures There are three methods to avoid flammable mixtures when handling materials below their flash points. 1. Inerting – adding inert gas to reduce ...
Unplugging and replugging the extension cord can also use more electricity than just leaving it plugged in. How To Use An Extension Cord Safely? Many people believe that they can use their extension cords without worrying as long as they avoid contact with water. However, this is not the ...
In either case, electric currents high enough to cause involuntary muscle action are dangerous and are to be avoided at all costs. In the next section, we’ll take a look at how such currents typically enter and exit the body, and examine precautions against such occurrences. ...