The tap water that people often hears to say here after going abroad can be drunk directly. Or be, this is from XX snow mountain genteel the water below, did not pollute!
The student studying abroads that believe to be in world each district personally were engrafted more or less such concept.
Even need not be influenced by what one constantly sees and hears, go abroad to just was moved until renting a house when you, listen to landlord so right you said.
But reality is not such.
Beautiful recently state-owned investigation explodes the American drinking water lead before going out a few years exceeds mark issue to had been not solved to now.
(graph source: Pear video)
This comes from Boston to having two ladies of 5 years old of or so daughters to say: Because lead is polluted, the watering trough of elementary school is shut all the time.
This circumstance informs from what she gets school management department 3 years ago, the school is detected to give plumbic content to exceed bid 100 times began.
Be shut here of watering trough " poisonous water " it is to because fixed device, faucet and other part contain lead,point to, lead enters tap water through cankerous conduit, polluted water quality thereby.
(graph source: Pear video)
The tap water that the quantity that contain lead exceeds bid is great to human body harm, the mainest is lead poisoning can cause endocrinopathy and serious stunt, affect intellectual growth.
The lead of 90% is in cadre system, in blood of other consist in. Noxiousness is abiding, half-life is as long as 10 years, not easy by human body eduction.
And, lead pollutes nonexistent floor level, the plumbic pollution of any degree has can healthy to human body generation adverse effect.
(graph source: Network)
Although break away from lead to pollute an environment, undertake drive lead is treated, hematic lead level falls, the nerve cell growth that also cannot make had been damaged regains former and normal level.
Board of inquiry undertakes investigating discovering to the drinking water of school of area of 31 cities and Washington, the regulations of great majority city cannot protect the child to avoid the plumbic pollution that gets school drinking water.
John Luose represents one of writers of the report: 22 cities still did not solve school drinking water the problem that lead exceeds bid.
(graph source: Environmenttexascenter)
The report calls E Hai E Mou 100 times what school watering trough contains plumbic capacity to exceed bureau of American environmental protection to set, some school exceeds Illinois mark 212 times, some officer of state of Ma Sazhu a place of strategic importance exceeds bid near 1500 times.
Although above a few schools had changed to water equipment, board of inquiry still initiated the water that do not have lead to move (Get The Lead Out) , secure plant with urging all schools to change, or install filter on watering trough at least.
(graph source: Pear video)
A few schools state capital is insufficient, not be all community capable independence solves this problem.
To this investigation personnel expresses to be able to increase capital investment federally, make firmer lead pollute a standard.
In October 2015, the United States nots place of Lin Te city has a few children to be detected to bleed lead exceeds bid.
Because finance is difficult, the government rests what buy from Detroit city before nearby of instead of water of human relations lake from Flint the river takes water.
Although saved fund, but via detecting, join be discovered to contain many lead in the conduit of fountainhead.
Had done not have after switch fountainhead how long, dwellers begin the symptom such as occurrence diarrhoea, vomiting. From this 8000 children lead poisoning, 77 million person waters suffer an effect.
(graph source: Network)
City spy flood pollutes Flint event is startling, ever astonished complete beauty.
Through a few years of punish, up to now dwellers still dare not be at ease drink water, only drinkable and bottled water or it is to filter water.
Water is the source of life, the person leaves not boiled water leaves with the fish not the truth difference of boiled water is not quite much.
Although not be must live environment, but it is the indispensable supply in the body likewise.
And lead has high toxicity, we must the menace of vigilant lead water to health.
But how to ensure safety of school drinking water?
school of go to school, contain plumbic part actively from the purify in the potable water system of the school: Secure plant to fire hose first class from conduit. If cannot replace unit in time, the filter that installs course attestation as much feasible.
Washington special zone already asked the school installs the filter of classics attestation actively now.
Next, the school needs to have fixed test to giving water opening, the precautionary measures that adopts in order to ensure is effective, seasonable disuse detects mouth of lead giving water.
Besides, the school should make the public OK and relaxed visit all test data and the state that repair a plan, build the people to control system.
The government gives aid to besides capital outside, need to be in charge of to water quality more, responsible to the dweller's health, protect drinking water source to avoid get pollution.
Below the circumstance that does not have water pollution, majority is crooked national benevolence is used to direct drinking water really. No matter Your Excellency child, in faucet crooked head drinks water is the film in constant some setting.
(graph source: Network)
But the premise that you cannot see is, the likelihood was installed already in this other people filter equipment. Just be at ease so drink water.
Meticulous in light of, still need specific issue concrete analysis.
The family that data says the United States exceeds 89.3% belongs to hard water with water (Hard Water) , because concern geologically,remove few number zone, the family uses water may be soft water, what the others flows in major area faucet is hard water.
Hard water points to contain more dissolubility the water of calcic magnesian compound, can not cause immediate harm to health.
But the foreigner can be drunk directly, your Asian immunity system cannot be accepted likely.
After all do we drink be used to as a child of boiled water? ?
Besides, drink tap water what to can cause to affect directly also because of the person's constitution different.
The chemical material in tap water is very general. The expert analyses middle finger to go out in communal drinking water, a variety of 2000 different poisonous and chemical material are contained in tap water.
Besides lead, the common harmful material in tap water still has pear form bug and concealed Bao bacterium, these monads can cause disease of intestines and stomach. Once sanitary equipment invalidation, they can live in water come down.
(graph source: Sohu)
So, the issue came. How to decide can be tap water drunk directly?
We are OK from the following 3 respects will decide:
1.The supply source of water of this area is clean.
2.Of the city be defeated by conduit clean (but to each district municipal government government-owned net searchs Water Quality Report) .
3.Oneself room curtilage tap water cop has changed, whether too too old old.
On this foundation, affirm whether water quality is safe. is not to listen to your landlord to say the water here to be able to be drunk directly.
Act on responsible to health manner, our everybody should take water quality seriously, drink healthy water.
And the drinkable source of water that governmental orgnaization also should assure people adequately is free from contamination, rise to superintend the duty of water quality at the same time.
Ref:
Https://environmenttexascenter.org/reports/txe/get-lead-out-0
