Muchando ichi, kwaiva nemvura zhinji uye sinou zvakapararira munyika yose, uye tembiricha yakaderera zvishoma nezvishoma pashure pokutanga kwechando.Mativi ese ekumaodzanyemba nekuchamhembe kwenyika yangu apinda mumwaka wekuwanda kwezvirwere zvinotapukira zvekufema senge mwaka furuwenza.Zvikuru vana.Mamiriro ekunze erudzi urwu aita kuti makireshi nezvikoro zvirarame neutachiona hwedenda.Munguva pfupi yapfuura, hapana vana vashoma vakatapukirwa nehosha dzechirwere.Izvi zvakaita kuti vabereki nevadzidzisi vakawanda vanzwe musoro.Kana vana vachirwara uye vasingakwanisi kuenda kuchikoro, ndiani achavaunza, uye basa ravo rechikoro rinononoka.Ndiani achagadzira?Kuwanda kwekusarovha muzvikoro nemukireshi kwakonzera mutauro muzvikoro.Aya ese matambudziko akaoma.Munguva yechando, kunze kunotonhora uye magonhi nemahwindo zvakavharwa zvakasimba.Mhepo haisi munzvimbo yakamanikana.Kutenderera kunotarisana nedambudziko rehutachiona humwe uye zvirwere zvakawanda.
Zvidzidzo zvakaratidza kuti kukwirisa kuwanda kwePM2.5 zvimedu, kunowedzera mukana wekukonzera zvirwere zvakaita seasthma, bronchitis uye chirwere chemoyo.Kunyanya pahwaro hwefuruwenza, PM2.5 zvimedu zvinofemerwa nemuviri wemunhu mubronchus, izvo zvinokanganisa kuchinjana kwegasi mumapapu, uye mikana yekukurudzira asima nekukosora ichave yakakura.Chikoro chakazara nevanhu, nzvimbo idiki uye yakavharirwa, uye PM2.5 mumhepo inoputika pakarepo.Kana ukasangana nehutsi kana kutonhora kwakanyanya, mukana wehutachiona unowedzera zvakanyanya.Izvi ndizvo zvakare zvinotariswa munharaunda.
Panguva ino, mweya mutsva unogona kuuya zvakanaka.Iye zvino zvikoro zvakawanda uye kindergartens zvinotora nzira yekuisa maitiro emhepo yakachena kudzivirira matambudziko aya, kwete chete kudzivirira zvirwere zvinotapukira, asiwo kurwisa haze uye kuvimbisa okisijeni inodiwa nevana kuti vakure.Iyo dhayamita yehutachiona kazhinji isingasviki 1 micron, kureva kuti, dhayamita yehutachiona idiki zvakanyanya pane PM2.5.Vanhu vazhinji vanotenda kuti sefa yemhepo yakachena haigone kusefa hutachiona nekuti dhayamita yehutachiona idiki.Asi chokwadi chiri kure nemhosva.Nekuti iyo dhayamita yehutachiona idiki, zviri nyore kuve adsorbed nePM2.5 zvidimbu.Kana iyo nyowani yemhepo system inosefa PM2.5, inozosefa yakawanda yehutachiona.Iyo nyowani yemhepo sisitimu inogadzira mhedzisiro yekuti mhepo yemukati inoburitswa dhizaini kubva kumusoro kusvika pasi, uye zvakare inogadzira mhedzisiro yekuti mweya wemukati uri kuchena kubva kumusoro kusvika pasi.Kunyangwe paine vanhu vari kurwara nefuruu mukati, hutachiona huchasefa kubva kumusoro kwekamuri pamwe nekuyerera kwemhepo uye kuendeswa kunze.
The KCVENTS VT501 school fresh air system yakavakirwa zvakanyanya zvikoro.Ne "black tekinoroji" uye dhizaini yemunhu, yave "yega yega yega yekunatsa" yechikoro!Panyaya yesimba rekuchenesa, KCVENTS VT501 inoshandisa nzvimbo yakakura uye yakakwirira-density sefa.Iyo yekutanga, yepakati uye yepamusoro-inoshanda-nhanho yekusefa inogona kunyatsosefa PM0.1 zvimedu mumhepo, uye chiyero chekuchenesa chePM2.5 chakakwira se99%!Kechipiri, maererano nekutenderera kwemhepo kuita, iyo KCVENTS VT501 nyowani air system inogona kuramba ichiendesa mweya mutsva wekunze mukamuri.Mushure mokunge mhepo ichitsinhaniswa uye ichicheneswa, mhepo yakasviba muimba inopera kune kunze, ichinyatsoita kuti vadzidzisi nevadzidzi vari mukirasi vanogara varipo.Nakidzwa ne "mhepo yakasikwa"!
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