Encara no tenim significats per a "filter the water".
1Marcus stands near the machines that filter the water.
2Enter 80 coconut-fiber "islands" that host wildlife and filter the water.
3Special provisions have therefore to be made to filter the water efficiently before it is used.
4The bacteria filter the water, then eat up the sludge that's a common byproduct of waste treatment.
5The fish waste provides an organic food source for the plants, and the plants naturally filter the water for the fish.
6Sherri Shepherd: There are things happening like in Flint, Michigan, where the mayor decided to save money and not filter the water.
7A year later, organisers said that tests using underwater "screens" to filter the water had successfully reduced bacteria levels at the venue.
8Barnacles and mussels and fan-worms filtering the water, limpets and winkles eating the weeds.
9He then filtered the water, searching it for life.
10Filtering the water won't make it safe, and fish from the river could be dangerous to eat.
11To Purify Water.- Filterthe water well, and then add about three drops of nitric acid to the pint.
12She never boiled or filtered the water she drank, two precautions which Europeans do not omit without suffering.
13Before long I found myself chanting, " Filter the water and scrub the air down," under my breath.
14Some 2.4 billion people rely on forests for fuel for cooking and filtering the water they drink.
15Rainwater also flows through the park's lawn and wetlands where native vegetation filters the water, while its walkways are made of porous concrete.
16Filtering the water will not make it safe, and fish or shellfish from the river could be dangerous to eat, the health authority said.
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