A. People should know how to turn on the gas.B. People should know how to save water.C. People shouldn't put heavy boxes over beds.D. People shouldn't forget the telephone numbers of others. 相关知识点: 试题来源: 解析 C 第二段主要讲述地震发生时的应对措施,包括在室内躲避在坚固的桌子...
Dip tube: Water enters the water heater through the dip tube at the top of the tank and travels to the tank bottom where it's then heated. Shutoff valve: The shutoff valve stops water from flowing into the water heater. It's a separate component from the heater located outside and ab...
Some people think that schools are merely turning children into good citizens and workers, rather than benefiting them as individuals. To what extent do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250...
2.To access the old water filter, reach into the recess below the filter cover. Pull the cover slightly forward and move it to the bottom left. The filter is now accessible. 3.Turn the old water filter counter-clockwise to remove it. ...
How to turn the volume into gallons?Volume:Volume is a technical term used to calculate the storage capacity of a pot. The volume of a rectangle box is equal to the product of length, width, and height of the rectangle box. The following formula can be used to calculate the storage ...
Probably not. Whether it’s a new installation or you’re moving into a home that’s long been vacant, you need to know how to turn on a water heater. This is a task you want to start hours before you need the hot water, because that’s how long it will take to warm up. ...
When Does Being Upside Down Turn Deadly? There doesn't even seem to be a hard-and-fast rule about how long it's safe to hang out upside down. For instance, people with heart conditions die a lot faster in situations like these, and young, healthy people can survive longer than the ol...
Our city has started to face the problem. Some rubbish is sorted and sent to a certain place .Waste gas is cleaned before it goes into the air. Waste water is also cleaned before it is poured into rivers. People should be prevented from throwing rubbish everywhere. We should try our best...
Lastly, some common gaseous contaminants such as Radon gas are simply found in the earth by the decay of naturally occurring uranium in soil and water and would spread out into homes through the air and building foundations. Save this picture!