Potassium Permanganate is an oxidizing bleach sold as a purple liquid or in crystal form. Potassium Permanganate is chemically obtained by the action of carbon dioxide on an aqueous solution of potassium manganate. Many spotters have been taught to stay away from this bleach because of its dangerous reactions on fabrics and dyes. The truth […]
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Digester Action Digestion is one of the four methods of stain removal. The other methods are solvent action, lubrication and chemical action. Digestion uses different enzymes to remove protein stains such as milk, eggs, perspiration and blood. Some enzymes remove starch, food, grease and oil. Enzymes associated with cleaning are proteins that act as catalysts
MD laundromat starts untact laundry service The dry cleaning market is yet another industry that has accelerated the adoption of contactless service methods as coronavirus cases continue to rise across Maryland. Amy’s Laundry, located at 271 E. Main St. in Westminster, is believed to be the first full-service laundromat to provide contactless pickup and delivery
Click on the picture to go to the original Bloomberg story For a glimpse of how a city is faring in its reopening, look closely at its dry cleaners. Take J’s Cleaners, with locations dotting Midtown and Upper Manhattan. Last month, business was up to as much as 40% of pre-pandemic levels as a small
One of the worst years in memory is finally coming to a close. The year 2020 was supposed to be the year of the white mouse signifying good fortune. Instead we got the black bat that completely ransacked the globe. At first we all hoped COVID will wane as the temperature rises but it proved
Don’t you ever come back 2020 Read More »
효소작용(digestion)은 4가지 얼룩 제거 방법 중 하나이다. 나머지 세 가지는 솔벤트 액션, 윤활 그리고 케미컬 액션이다. 효소는 종류에 따라 단백질, 기름, 탄수화물 얼룩을 제거할 수 있다. 효소는 특별한 생화학 반응을 초래하는 촉매 단백질이다. 촉매란 자신은 변하지 않으면서 반응이 더 빠르게 진행하도록 만든다. 효소는 이름 끝에 ‘-ase’란 어미가 붙는다. 세탁에 사용되는 효소로는 프로테아제(protease; 단백질 분해), 아밀라제(amylase;