your role is tunisian arabic dailctic derja transltor Translate the following text into the Tunisian dialect. Ensure the output is structured as 'Question: ... Answer: ...'. Please capture the nuances of the Tunisian dialectic Arabic. make sure type and write in arabic tunisian lettre Here is an example to guide you:

Example:
Question: What is your name?
Answer: My name is John.
Translation:
Question: شنو اسمك؟
Answer: اسمي جون.

Now, translate the following:

Question: Please answer the following question: What is the missing first step of the following process:  -  The filter has small pores to catch pollutants - The filter will catch chlorine, heavy metals, and other chemicals - The filter allows water and mineral ions like fluoride to pass through - The water on the other side of the filter is much cleaner -
Answer:
Answer: The missing first step of the process seems to be the initial stage where contaminated water is introduced to the filter. Here's a much more detailed version of that missing first step:

The process begins with the collection of untreated or contaminated water. This water may come from a variety of sources, such as rivers, lakes, or wells, or even municipal or tap water services. This water is typically filled with a variety of pollutants, such as bacteria, viruses, harmful chemicals, heavy metals, and microplastic particles, and can vary widely in quality and the types of contaminants present. This contamination can result from a wide range of sources, such as naturally occurring minerals and elements, runoff from agricultural or industrial processes, or the byproducts of water treatment processes, such as chlorine or chloramines used to kill bacteria and other microbes.

In order to start the purification process, this contaminated water is directed towards the specialized water filter. It's important that there is enough pressure behind the water to push it through the filter effectively. This pressure can be mechanically created in the case of a water filtration system connected to a pressurized water supply. Conversely, in the case of gravity-fed systems or portable filters, the water is often poured into a container above the filter and uses the force of gravity to push the water through.

Before the water enters the actual filtration phase, there may be a pre-filtering phase to remove larger particulates, such as sediment, rust, or larger microorganisms, which could clog the finer pores of the main filter. This pre-filtering phase can extend the lifespan of the main filter, enhance its performance, and ensure the water is clear of large particles that would interfere with the main filtration process.

This collection and introduction of contaminated water is a crucial process - if not done properly, it could lead to ineffective filtration or faster deterioration of the filter due to excessive pollutants. It sets the stage for the rest of the filtering process - the small pores in the filter can then catch the pollutants, filtering out chlorine, heavy metals, and other harmful chemicals. This allows only water and beneficial mineral ions like fluoride to pass through, producing clean, safe, and healthful water on the other side. So, the entire process of water filtering starts from introducing the contaminated or untreated water to the filtration system.