problems like replacing their fire alarms with the so-called “pop can system”. Many Detroit stations... to burn.However, the city of Detroit has been going through some money problems, so their fire ……

problems like replacing their fire alarms with the so-called “pop can system”. Many Detroit stations... to burn.However, the city of Detroit has been going through some money problems, so their fire ……

with the fire, the costs would have been much smaller.There are many things people can do to make... in a building by a fire, remember these points of advice:l Call the fire department (119) and let them know ……

;at _____.A. 8 am B. 9 am C. 1 am D. 7 pm2. _____ can alert you about a fire if you test your alarm and can’t hear it.A. An alarm clock B. A loudspeakerC. A bed shaker D. Your phone3. If you hear ……

), Gill made a fire detector. It can find hot things with 97 percent accuracy (准确性) and tell people about... learning how to program (编程), Gill made a fire detector. It can find hot things with 97 percent ……

unclear, however. During the fire, none of the 400 fire alarms in the area worked. The alarms would... is still unclear, however. During the fire, none of the 400 fire alarms in the area worked ……

灭火原理是什么？灭火原理是什么？A fire needs oxygen (氧气) to burn. If you can cut off a fire’s oxygen, it will stop burning (燃烧).A fire needs oxygen (氧气) to burn. If you can cut off a fire’s oxygen ……

considered making soda on you own? Even if you don’t have the equipment at home, you can test out.... As players earn coins from selling soda, they can upgrade their business and purchase new soda flavors ……

Smoke alarms are installed in homes and public buildings because they can help us prevent fires... that home smoke alarms should be replaced every 10 years. ……

of an attack.To understand what the colours imply, we can learn something about how they are used... in place for many, many years: the forestry service's fire alert system, used in national forests ……

, the fire alarms (警报) didn’t work. There are about 400 alarms there. Second, there was a strong wind... made the fire even worse. First, during the fire, the fire alarms (警报) didn’t work. There are about ……

the city will deal with its more than 100,000 creditors (债权人). City officials say they hope Detroit can...THE US city of Detroit was declared bankrupt (破产) on Dec 3, making it the largest public bankruptcy ……

What could be more refreshing (提神的) than drinking a can of icy cold soda after exercising?Soda.... Drinking soda has also been linked to tooth decay (腐蚀). In fact, the acid in soda can begin ……

A SMOKE alarm is one of the most important fire safety devices (设备) in people’s homes.... In the United States in 2010, fire departments responded to 384,000 home fires, which took ……

— in the area of safety products. Their FireAngel smoke alarms and fire extinguishers are now available... the people behind the most successful recent start-ups.Access to financing can be difficult for young ……