Mhangura ndiyo inonyanya kushandisa mishonga inorwisa utachiona panzvimbo dzayo.
Kwezviuru zvemakore, kare kare vasati vaziva nezvehutachiona kana mavhairasi, vanhu vaiziva nezvesimba remushonga wekuuraya utachiona wemhangura.
Kushandiswa kwekutanga kwemhangura semushonga unouraya hutachiona kunobva muSmith's Papyrus, gwaro rezvekurapa rekaresa rinozivikanwa munhoroondo.
Kuma1600 BC, maChinese aishandisa mari dzemhangura semushonga wekurapa marwadzo emwoyo nedumbu pamwe nezvirwere zvedundira.
Uye simba remhangura rinogara kwenguva refu. Chikwata chaKeevil chakaongorora masimbi ekare paGrand Central Terminal yeNew York City makore mashoma apfuura. "Mhangura ichiri kushanda sezvayakaita pazuva rayakaiswa makore anopfuura zana apfuura," anodaro. "Chinhu ichi chinogara kwenguva refu uye simba rekurwisa utachiona hariperi."
Inoshanda sei chaizvo?
Magadzirirwo chaiwo eatomu eCopper anoipa simba rekuuraya zvakanyanya. Copper ine maerekitironi akasununguka mugoko rayo rekunze remaerekitironi rinotora chikamu nyore nyore mukuita kwekuderedza oxidation (izvo zvinoitawo kuti simbi ive conductor yakanaka).
Kana utachiona hwawira pamhangura, maion anoputisa utachiona semabhomba anoputika, zvichidzivirira kufema kwemasero uye kubhomba maburi mumembrane yemasero kana hutachiona uye kugadzira ma free radicals anokurumidzisa kuuraya, kunyanya panzvimbo dzakaoma. Chinonyanya kukosha ndechekuti maion anotsvaga nekuparadza DNA neRNA mukati mebhakitiriya kana hutachiona, zvichidzivirira kuchinja kunoita kuti pave nezvipembenene zvisingadi mishonga.
Ko COVID-19 inogona kurarama pamusoro pemhangura here?
Ongororo itsva yakawana kuti SARS-CoV-2, hutachiona hunokonzera denda re coronavirus, hahuchatapukiri nemhangura mukati memaawa mana, asi hunogona kurarama pamusoro pepurasitiki kwemaawa makumi manomwe nemaviri.
Mhangura ine simba rekuuraya utachiona, zvichireva kuti inogona kuuraya tupukanana twakaita semabhakitiriya nemavhairasi. Zvisinei, tupukanana utwu tunofanira kusangana nemhangura kuti tuurawe. Izvi zvinonzi "kuuraya vanhu vanosangana nemhangura."
Kushandiswa kwemhangura inorwisa utachiona:
Imwe yenzira huru dzekushandisa mhangura muzvipatara. Nzvimbo dzinonyanya kupararira mukamuri rechipatara - simbi dzemubhedha, mabhatani ekufonera, maoko echigaro, tafura yetireyi, data input, uye danda remuchina - uye dzinotsiva nezvikamu zvemhangura.
Zvichienzaniswa nemakamuri akagadzirwa nezvinhu zvechinyakare, huwandu hwemabhakitiriya hwakaderera ne83% pamusoro pemakamuri ane zvinhu zvemhangura. Pamusoro pezvo, huwandu hwehutachiona hwevarwere hwakaderera ne58%.
Zvinhu zvemhangura zvinogonawo kushandiswa senzvimbo dzinorwisa utachiona muzvikoro, mumaindasitiri ezvekudya, mumahotera emahofisi, mumaresitorendi, mumabhangi nezvimwewo.
Nguva yekutumira: Chikunguru-08-2021