A year ago, 91短视频 custodial services began testing new hydrogen peroxide-based cleansers, which break down into oxygen and water, but are aggressive enough to deal with problem areas of soap scum and mineral build-up. “At various dilutions, it can be used for everything from windows to restrooms to carpets,” says Evie King ’74, custodial services supervisor since 1991.

So far, custodial staff and building users have reacted favorably to the products. “The cost is quite reasonable, and since the new product will replace about eight other products, I anticipate having less budget tied up in inventory,” King concludes.