While regular charcoal may still work it is difficult to know the types of elements used to make it.
Diy activated carbon air purifier.
You need to plan your filter to allow proper time for the ac to adsorb the contaminants the water has to be in contact with the carbon filter for longer than a second.
The activated charcoal adsorbs odors from gases or liquids.
You may wish to use charcoal briquettes or carbon filters and create diy air purifying bags to use around the home but an air purifying bag made with activated bamboo charcoal like the moso bag will be most effective.
For example natural charcoal briquettes mixed with binders and wood tar will prevent it from absorbing odors.
Charcoal is a natural alternative to air purifiers that only mask odors and release harmful chemicals into the air of your home.
And probably not safely considering the temperatures involved.
Activated charcoals with the uncountable pores draws the smelly chemicals in and supplies smell and dust free air on the other side.
Adsorb means that odorous carbon based material sticks to the activated charcoal in all of those tiny spaces between the carbon atoms.
But if you want a diy water filter you can buy the activated charcoal and diy everything else.
This is the most happening part of the whole process.
Activated charcoal or carbon is ideal for removing bad odours.
Usually 1050 australian virgin charcoal is treated as the most effective activated carbon for growing diy carbon filter air purifier.