1The water treatment plant uses a complex filter system to remove heavy metals and pesticides from the drinking water supply.
2In signal processing, a low-pass filter is used to remove high-frequency noise from audio recordings.
3The data analyst applied a filter to the dataset to exclude outliers and anomalies that were skewing the results.
4The coffee machine has a built-in filter that needs to be replaced every few months to maintain optimal flavor.
5The new policy aims to filter out unqualified applicants by introducing stricter eligibility criteria for the scholarship program.