Tsheb wiper essence tuaj yeem muab faib ua super concentrated wiper essence thiab tsoos wiper tsoos. Muab piv rau cov super concentrated wiper essence, cov tsoos wiper tsoos yuav ua rau qee qhov kev puas tsuaj rau lub tsheb iav tom qab lub sijhawm ntev vim nws qhov muag tsis pom kev, thiab cov roj nplua nyeem ntxiv hauv super concentrated wiper essence tuaj yeem ua lub luag haujlwm zoo tiv thaiv lub tsheb. iav, thiab tus nqi tsim tseem zoo heev.
Txhawm rau siv nws, peb tsuas yog yuav tsum qhib lub hau tsheb pem hauv ntej, qhib lub taub dej npog lub hau, txhaj li ntawm 2,5 litres mus rau 3 litres dej kom yaj cov wiper essence, tom qab ntawd ntsia hlau rau hauv lub hau, tig lub pob kom xaiv tsis siv neeg iav tu, thiab cia tus wiper pib ntxuav lub cua kuam nws tus kheej. Nws tseem yuav tsum tau sau tseg tias cov khoom siv ultra-concentrated tsuas xav tau sib xyaw nrog dej thaum siv, feem ntau hauv 1:15 piv nrog dej, thiab tsis tas yuav ntxiv lwm yam ntxiv.
