[18] It's a byproduct of fermentation of sugars in bread, beer and wine building, and is particularly included to carbonated beverages like seltzer and beer for effervescence. It's got a sharp and acidic odor and generates the taste of soda drinking water from the mouth, but at Ordinarily encountered concentrations it is actually odorless.[one]
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Community concentrations of carbon dioxide can access substantial values in close proximity to potent sources, In particular those that are isolated by bordering terrain. For the Bossoleto sizzling spring in close proximity to Rapolano Terme in Tuscany, Italy, located in a bowl-shaped depression about 100 m (330 ft) in diameter, concentrations of CO2 rise to over seventy five% right away, enough to get rid of insects and smaller animals.
相关物质 相关氧化物 一氧化碳、二氧化三碳、一氧化二碳、三氧化碳 附加数据页
RuBisCO is considered The only most plentiful protein on this planet.[31] Phototrophs make use of the merchandise of their photosynthesis as inside foodstuff sources and as Uncooked content for your biosynthesis of more elaborate natural molecules, like polysaccharides, nucleic acids, and proteins. They're useful for their unique development, in addition to as the basis with the meals chains and webs that feed other organisms, together with animals for example ourselves.
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二氧化碳的重量比空氣重，不助燃，因此許多滅火器都透過產生二氧化碳，利用其特性滅火。而二氧化碳滅火器是直接用液化的二氧化碳滅火，除上述特性外，更有滅火後不會留下固體殘留物的優點。
CO2 degrees are usually interpreted as well as final results from other tests done concurrently, such as the other electrolytes.
It is actually ordinary to practical experience a slight emotion of soreness from the place the nurse drew the blood, but This is certainly momentary and can take care of By itself.
將二氧化碳通入澄清的石灰水，會產生白色的碳酸鈣沉澱，使石灰水變浑浊：
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Carbon dioxide is 53% more dense than dry air, but is extensive lived and carefully mixes from the atmosphere. About 50 % of surplus CO2 emissions for the atmosphere are absorbed by land and ocean carbon sinks.[16] These sinks could become saturated and so are volatile, as decay and wildfires end in the CO2 getting released again into CO2 your environment.
在寒冷的冬天，我们关上门窗，形成一个封闭式的环境，阻挡室外寒冷空气的进入。随着我们吸一口空气中的氧气，呼出一口身体内产生的二氧化碳，房间内的氧气得不到补充，而二氧化碳浓度却越来越高。这个时候我们并不想开窗通风，因为一开窗，冷空气、雾霾和室外噪音就会进入室内。夏天我们因为常开空调，也不愿意开窗通风，这样室内的空气虽然变得凉爽，但完全没有新鲜空气进来，二氧化碳的浓度不断上升。结果，很多人在家里和办公室一直处于缺氧状态，时间长了对身体有很大的危害。