The filter systems clogged, the pond turned green, and my turtles started escaping.
That's true of tap water, too — but those problems can be solved with filter systems.
DONALDSON, Minneapolis, a maker of filter systems, said it would buy Ultrafilter International, Haan, Germany, for about $67.8 million.
The scheme seeks to train people to build latrines, as well as installing water filter systems in schools, health centres and markets.
And it is including free refillable bottles, made to fit in a car's cup holder, with many of its filter systems.
Aircraft since the Boeing 747 have air filter systems that work vertically, in sections five rows wide, rather than down the length of the cabin.
Others are prisoners of their homes, with advanced air filter systems to keep outside air from contaminating their breathing space.
Magazine, which tracks growth of private companies, recently cited Sun Water Systems, which sells high-end Aquasana filter systems, as one of the 10 fastest-growing consumer product companies in the country.
Volvo's carbon filter systems are especially effective, Mr. Li said, removing more than 95 percent of the fine particles in the air before circulating it inside the car.
The increasingly intricate electronic connections throughout cars are making replacement parts more expensive, and the sophisticated O.B.D. system has complicated the mission of more than a few manufacturers -- from NAPA Auto Parts, which makes basic replacement-part items, to makers of high-performance exhaust, fuel injection and air filter systems.
Blackouts have shut down the Internet at various moments in the past two years; according to the United States Institute of Peace, activists believe that the outages are perpetrated by the government to "thwart announcements about the international response to the ongoing conflict, or worse, to install sophisticated filter systems".
