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How much should an RO system cost?

The cost of an RO (Reverse Osmosis) system depends on a variety of factors, such as its size, brand, and features. Generally, large commercial RO systems are priced in the thousands. Alternatively, residential RO systems can cost anywhere from several hundred dollars to several thousand dollars. Some of the features that can impact price include …

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Are respirators good for COVID?

Yes, respirators can be effective in helping to protect people from COVID-19. Respirators are designed to filter out airborne contaminants, and the Centers for Disease Control and Prevention (CDC) recommends that everyone wear a respirator whenever they leave home to reduce the risk of exposure to the virus. Respirators come in a variety of shapes …

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Is it 100 million or millions?

It depends on the context of the sentence. If someone is talking about 100 million, they are referring to an amount that is one hundred million units of a particular item, such as dollars. If someone is talking about millions, they could be referring to any amount between one million and 99 million units of …

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