We can reduce water pollution by treating wastewater. What is wastewater? A. Water from rivers. B. Water from lakes. C. Water that has been used and contains pollutants. D. Water from rain. 相关知识点: 试题来源: 解析 C。解析:废水是指已经被使用过并且含有污染物的水。来自河流、湖泊和...
This 0.1% is why wastewater must be treated before it’s discharged back into the environment. “Nature has an amazing ability to cope with small amounts of water wastes and pollution, but it would be overwhelmed if we didn't treat the billions of gallons of wastewater and sewage produced ...
Take a closer look at the components of wastewater and discover why effective treatment is so important for your property, your health, and the planet we share.
Both Aurora and ACWWA have water reuse programs for their wastewater effluent, and it is essential they maintain water rights by retrieving their portion of the wastewater flow. A lift station control system was developed to maintain water rights. The real-time flow metering system and wastewater...
Both Aurora and ACWWA have water reuse programs for their wastewater effluent, and it is essential they maintain water rights by retrieving their portion of the wastewater flow. A lift station control system was developed to maintain water rights. The real-time flow metering system and wastewater...
Wastewater is mostly water by weight. Other materials make up only a small portion of wastewater, but can be present in large enough quantities to endanger public health and the environment. Because practically anything that can be flushed down a toilet, drain, or sewer can be found in wastewa...
A. How the wastewater is treated. B. Why the treatment center is built. C. What the treatment center consists of. D. Where the treatment center is located. 相关知识点: 试题来源: 解析 A 解析主旨大意题。根据第六段中的“Wastethatarrivesattheplantgoesthroughacleaningprocessbeforepowerfulpumpssen...
Firstly, the wastewater is subject to a preliminary treatment process to remove items that cannot be treated biologically, such as: Plastics Rubber goods Inorganic materials e.g. sand and rocks If this process is not followed, problems may occur in the downstream and the water treatment process ...
1[题干]What is the main problem caused by the use of wastewater for irrigation?[选项] A. Rivers and lakes nearby will gradually become contaminated. B. It will drive producers of chemical fertilizers out of business. C. Farmers and consumers may be affected by harmful bacteria. D. It will...
故选:A。(3)A浪费水,B节约用水,C保持空气干净。由Lucythinkspeopleshouldsavewater.(露西认为人们应该节约用水。)和Shethinksit'swrongtowastewater.(她认为浪费水是错误的。)可知露西希望人们节约用水。故选:B。(4)A2,B3,C4。由全文叙述可知文中提到了露西,莉莉,汤姆,"我"四个人的看法,分别为:节约用水,...